检索结果-南通市图书馆

Nano-enhanced biolubricant in sustainable manufacturing:From processability to mechanisms

Friction 2022年第6期10卷 803-841页

作者： Yanbin ZHANG Hao Nan LI Changhe LI Chuanzhen HUANG Hafiz Muhammad ALI Xuefeng XU Cong MAO Wenfeng DING Xin CUI Min YANG Tianbiao YU Muhammad JAMIL Munish Kumar GUPTA Dongzhou JIA Zafar SAID School of Mechanical and Automotive engineering Qingdao University of TechnologyQingdao 266520China School of Aerospace University of Nottingham Ningbo ChinaNingbo 315100China School of Mechanical engineering Yanshan UniversityQinhuangdao 066004China Mechanical engineering Department King Fahd University of Petroleum and MineralsDhahran 31261Saudi Arabia Key Laboratory of Special Purpose Equipment and Advanced Processing technology Ministry of Education&Zhejiang ProvinceZhejiang University of TechnologyHangzhou 310032China College of Automotive and Mechanical engineering Changsha University of Science and TechnologyChangsha 410114China College of Mechanical and Electrical engineering Nanjing University of Aeronautics and AstronauticsNanjing 210016China School of Mechanical engineering&Automation Northeastern UniversityShenyang 110006China Industrial engineering Department University of Engineering and Technology TaxilaTaxila 47080Pakistan School of Mechanical engineering Shandong UniversityJinan 250061China College of Mechanical engineering and Automation Liaoning University of TechnologyJinzhou 121001China College of engineering University of SharjahSharjah 27272United Arab Emirates

To eliminate the negative effect of traditional metal-working fluids and achieve sustainable manufacturing,the usage of nano-enhanced biolubricant(NEBL)is widely researched in minimum quantify lubrication(MQL)***'s improved tool wear and surface integrity have been preliminarily verified by experimental *** previous review papers also concluded the major influencing factors of processability including nano-enhancer and lubricant types,NEBL concentration,micro droplet size,and so ***,the complex action of NEBL,from preparation,atomization,infiltration to heat transfer and anti-friction,is indistinct which limits preparation of process specifications and popularity in *** in the complex machining process,in-depth understanding is difficult and *** fll this gap,this paper concentrates on the comprehensive quantitative assessment of processability based on tribological,thermal,and machined surface quality aspects for NEBL application in turning,milling,and *** it attempts to answer mechanisms systematically considering multi-factor influence of molecular structure,physicochemical properties,concentration,and ***,this paper reveals advanced lubrication and heat transfer mechanisms of NEBL by quantitative comparison with biolubricant-based MQL ***,the distinctive filmformation,atomization,and infiltration mechanisms of NEBL,as distinguished from metal-working fluid,are clarified combining with its unique molecular structure and physical ***,the process optimization strategy is concluded based on the synergistic relationship analysis among process variables,physicochemical properties,machining mechanisms,and performance of ***,the future development directions are put forward aiming at current performance limitations of NEBL,which requires improvement on preparation and jet methods *** paper will help scientists deeply understand effective mec

关键词： nano-enhanced biolubricant(NEBL) sustainable manufacturing minimum quantity lubrication(MQL) tribological properties machining mechanisms

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Minimum quantity lubrication machining of aeronautical materials using carbon group nanolubricant: From mechanisms to application

引用

Chinese Journal of Aeronautics 2022年第11期35卷 85-112页

作者： Xin CUI Changhe LI Wenfeng Ding Yun CHEN Cong MAO Xuefeng XU Bo LIU Dazhong WANG Hao Nan LI Yanbin ZHANG Zafar SAID Sujan DEBNATH Muhammad JAMIL Hafiz Muhammad ALI Shubham SHARMA School of Mechanical and Automotive engineering Qingdao University of TechnologyQingdao 266520China College of Mechanical and Electrical engineering Nanjing University of Aeronautics and AstronauticsNanjing 210016China Chengdu Tool Research Institute Co. Ltd.Chengdu 610500China College of Automotive and Mechanical engineering Changsha Universiy of Science and TechnologyChangsha 410ll14China Key Laboratory of Special Purpose Equipment and Advanced Processing technology Ministry of Education&Zhejiang ProvinceZhejiang University of TechnologyHangzhou 310032China Sichuan Future Aerospace Industry LLC. Shifang 618400China School of Mechanical and Automotive engineering Shanghai University of Engineering ScienceShanghai 201620China School of Aerospace Universiy of Notingham Ningbo ChinaNingbo 315100China College of engineering Universityof SharjahSharjah 27272United Arab Emirates Mechanical engineering Department Curtin UniversityMiri 98009Malaysia Mechanical engineering Department King Fahd University of Petroleum and MineralsDhahran 31261Saudi Arabia Department of Mechanical engineering and Advanced Materials science Council of Scientific and Industrial Research(CSIR)-Central Leather Research Institute(CLRI)Regional Center for Extension and DevelopmentJalandhar 144021India

It is an inevitable trend of sustainable manufacturing to replace flood and dry machining with minimum quantity lubrication(MQL)***,for aeronautical difficult-tomachine materials,MQL couldn’t meet the high demand of cooling and lubrication due to high heat generation during ***-biolubricants,especially non-toxic carbon group nano-enhancers(CGNs)are used,can solve this technical ***,the machining mechanisms under lubrication of CGNs are unclear at complex interface between tool and workpiece,which characterized by high temperature,pressure,and speed,limited its application in factories and necessitates in-depth *** fill this gap,this study concentrates on the comprehensive quantitative assessment of tribological characteristics based on force,tool wear,chip,and surface integrity in titanium alloy and nickel alloy machining and attempts to answer mechanisms ***,to establish evaluation standard,the cutting mechanisms and performance improvement behavior covering antifriction,antiwear,tool failure,material removal,and surface formation of MQL were ***,the unique film formation and lubrication behaviors of CGNs in MQL turning,milling,and grinding are *** influence law of molecular structure and micromorphology of CGNs was also answered and optimized options were recommended by considering diverse boundary ***,in view of CGNs limitations in MQL,the future development direction is proposed,which needs to be improved in thermal stability of lubricant,activity of CGNs,controllable atomization and transportation methods,and intelligent formation of processing technology solutions.

关键词： Aerospace materials Carbon nanoparticles Grinding Lubrication mechanism Milling Minimum quantity lubrication Turning

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Improving hydrogen storage thermodynamics and kinetics of Ce-Mg-Ni-based alloy by mechanical milling with TiF_(3)

引用

Journal of Magnesium and Alloys 2024年第4期12卷 1593-1607页

作者： Hongwei Shang Wei Zhang Xin Wei Yaqin Li Zeming Yuan Jun Li Yanghuan Zhang School of Mechanical and Electrical engineering Chuzhou UniversityChuzhou 239000China Department of Functional Material Research Central Iron and Steel Research InstituteNo.76 Xueyuannan RoadHaidian DistrictBeijing 100081China Key Laboratory of Integrated Exploitation of Bayan-Obo Multi-Metal Resources Inner Mongolia University of Science and TechnologyBaotou 014010China China Rare Earth New Material(Weishan)Co. Ltd.Jining 277600China

Mg-based hydrides are too stable and the kinetics of hydrogen absorption and desorption is not *** efficient way to improve these shortcomings is to employ reactive ball milling to synthesize the nanocomposite materials of Mg and *** this experiment,TiF_(3)was selected as an additive,and the mechanical milling method was employed to prepare the experimental *** alloys used in this experiment were the as-cast Ce_(5)Mg_(85)Ni_(10),as-milled Ce_(5)Mg_(85)Ni_(10)and Ce_(5)Mg_(85)Ni_(10)+3 wt.%*** phase transformation,structural evolution,isothermal and non-isothermal hydrogenation and dehydrogenation performances of the alloys were inspected by XRD,SEM,TEM,Sievert apparatus,DSC and *** revealed that nanocrystalline appeared in the as-milled *** with the as-cast alloy,ball milling made the particle dimension and grain size decrease dramatically and the defect density increase *** addition of TiF_(3)made the surface of ball milling alloy particles markedly coarser and more *** milling and adding TiF_(3)distinctly improved the activation and kinetics of the ***,ball milling along with TiF_(3)can decrease the onset dehydrogenation temperature of Mg-based hydrides and slightly ameliorate their thermodynamics.

关键词： Mg-based hydrides TiF_(3) Ball milling Thermodynamics Kinetics

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Increased salinity and groundwater levels lead to degradation of the Robinia pseudoacacia forest in the Yellow River Delta

引用

Journal of Forestry Research 2022年第4期33卷 1233-1245页

作者： Chaoxia Lu Chen Zhao Jing Liu Kailun Li Baoshan Wang Min Chen shandong Provincial Key Laboratory of Plant Stress Research College of Life ScienceShandong Normal UniversityJi’nan 250014People’s Republic of China shandong Provincial Key Laboratory of Crop Genetic Improvement Ecology and PhysiologyShandong Academy of Agricultural SciencesJi’nan 250100People’s Republic of China

Forest degradation is a worldwide problem,although its causes vary due to geographical and climatic differences and man-made *** recent years,the Robinia pseudoacacia forest in the Yellow River Delta has suffered severe *** causative mechanisms were investigated in the field over two years,and the results show that increased forest degradation was reflected by increased tree mortality,high leaf and soil sodium salt levels and groundwater *** tree diameters decreased,and leaf chlorophyll and soil microbial contents *** discriminate analysis(RDA)showed that degradation of the forest was correlated positively with soil salt content,but negatively with groundwater *** analysis showed that 0.79%–0.95%soil salt content and above 1.20 m groundwater depth caused the death of *** trees due to localized anthropogenic economic activities,such as rice farming,that disrupted the original water–salt *** are recommended to prevent further degradation and restore degraded forests.

关键词： Forest degradation Groundwater depth Robinia pseudoacacia forest Soil salt content The Yellow River Delta

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Milling surface roughness for 7050 aluminum alloy cavity influenced by nozzle position of nanofluid minimum quantity lubrication

引用

Chinese Journal of Aeronautics 2021年第6期34卷 33-53页

作者： Zhenjing DUAN Changhe LI Yanbin ZHANG Lan DONG Xiufang BAI Min YANG Dongzhou JIA Runze LI Huajun CAO Xuefeng XU School of Mechanical and Automotive engineering Qingdao University of TechnologyQingdao 266520China School of Mechanical and Electrical engineering Qingdao Binhai UniversityQingdao 266555China School of Mechanical engineering Inner Mongolia University for NationalitiesTongliao 028000China Department of Biomedical engineering University of Southern CaliforniaCA90089-1111 Los AngelesU.S.A. State Key Laboratory Mechanical Transmiss Chongqing UniversityChongqing 400044China Zhejiang University of technology Hangzhou 310032China

In nanofluid minimum quantity lubrication(NMQL)milling of aviation aluminum alloy,it is the bottleneck problem to adjust the position parameters(target distance,incidence angle,and elevation angle)of the nozzle to improve the surface roughness of milling,which has large and uncontrollable *** this paper,the influence law of milling cutter speed,helical angle,and cavity shape on the flow field around the milling cutter was studied,and the optimal nozzle profile parameters were *** 7050 aluminum alloy as the workpiece material,the milling experiment of the NMQL cavity was conducted by utilizing cottonseed oil-based Al2 O3 *** show that the high velocity of the surrounding air flow field and the strong gas barrier could be attributed to high rotating velocities of the milling *** incidence angle of the nozzle was consistent with the helical angle of the milling cutter,the target distance was appropriate at 25–30 mm,and the elevation angle was suitable at 60°–65°.The range and variance analyses of the signal-to-noise ratio of milling force and roughness were performed,and the chip morphology was observed and *** results show that the optimal combination of nozzle position parameters was the target distance of 30 mm,the incidence angle of 35°,and the elevation angle of 60°.Among these parameters,target distance had the largest impact on cutting performance with a contribution rate of more than 55%,followed by incidence angle and elevation contribution *** by orthogonal experiment revealed that the nozzle position parameters were appropriate,and Ra(0.087 lm)was reduced by 30.4%from the maximum value(0.125 lm).Moreover,Rsm(0.05 mm)was minimum,which was 36%lower than that of the seventh group(Rsm=0.078 mm).

关键词： 7050 aluminum alloy Milling Milling force Nanofluid minimum quantity lubrication Nozzle position Orthogonal experimental Roughness SNR

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Advances in fabrication of ceramic corundum abrasives based on sol–gel process

引用

Chinese Journal of Aeronautics 2021年第6期34卷 1-17页

作者： Baoteng HUANG Changhe LI Yanbin ZHANG Wenfeng DING Min YANG Yuying YANG Han ZHAI Xuefeng XU Dazhong WANG Sujan DEBNATH Muhammad JAMIL Hao Nan Li Hafiz Muhammad ALI Munish Kumar GUPTA Zafar SAID School of Mechanical and Automotive engineering Qingdao University of TechnologyQingdao 266520China College of Mechanical and Electrical engineering Nanjing University of Aeronautics cand AstronauticsNanjing 210016China Qingdao Sisa Abrasives Co. LtdQingdao 266555China Key Laboratory of Special Purpose Equipment and Advanced Processing technology Ministry of Education&Zhejiang ProvinceZhejiang University of TechnologyHangzhou 310032China School of Mechanical and Automotive engineering Shanghai University of Engineering ScienceShanghai 201620China Department of Mechanical engineering Curtin UniversityMiri 98009Malaysia School of Aerospace University of Nottingham Ningbo ChinaNingbo 315100China Department of Mechanical engineering King Fahd University of Petroleum and MineralsDhahran 31261Saudi Arabia Key Lab High Efficiency and Clean Mech Manufacture Shandong UniversityJinan 250100China Deparment of Sustainable and Renewable Energy engineering University of SharjahSharjah 27272United Arab Emirates

Corundum abrasives with good chemical stability can be fabricated into various free abrasives and bonded abrasive tools that are widely used in the precision machining of various ***,these abrasives cannot satisfy the machining requirements of difficult-to-machine materials with high hardness,high strength,and strong wearing *** superhard abrasives can machine the above-mentioned materials,their dressing and manufacturing costs are *** contrast,ceramic corundum abrasives fabricated by sol–gel method is a costeffective product between conventional and superhard *** corundum abrasives exhibit self-sharpening and high *** this review,the optimization methods of ceramic corundum abrasive properties are introduced from three aspects:precursor synthesis,particle shaping,and ***,the functional mechanism of seeds and additives on the microstructural and mechanical properties of abrasives is ***,seeds can reduce the phase transition temperature and improve fracture *** grain size and uniformly dense structure can be controlled by applying an appropriate amount of multicomponent ***,the urgent need of engineering application and machinability of special shape ceramic corundum abrasives is reviewed,and three methods of abrasive shaping are *** micromold replication technique is highly advanced and can be used to prepare functional ***,the influence of a new sintering method,namely,two-step sintering technique,on the microstructural and mechanical performance of ceramic corundum abrasives is ***,the challenge and developmental trend of the optimization of ceramic corundum abrasives are prospected.

关键词： Ceramic corundum abrasive Seed Shaping technique Sintering additive Sol–Gel Two-step sintering process

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Characterization,functional properties,and antioxidant activities of macromolecular extracts isolated from Pyropia yezoensis

引用

Journal of Oceanology and Limnology 2022年第1期40卷 273-283页

作者： Xiaoqing WANG Lihua GENG Yang YUE Ning WU Quanbin ZHANG Yongdong ZHOU Jing WANG CAS and shandong province Key Laboratory of Experimental Marine Biology Center for Ocean Mega-ScienceInstitute of OceanologyChinese Academy of SciencesQingdao 266071China Laboratory for Marine Biology and Biotechnology Pilot National Laboratory for Marine Science and Technology(Qingdao)Qingdao 266237China University of Chinese Academy of sciences Beijing 100049China Jiangsu Dongshang Eslite Co.Ltd. Yancheng 224145China

Pyropia yezoensis is one of the most economical seaweed species in *** how to make full use of mature *** and exploring new ways to increase the value of its resources are important subjects of research for the development of the laver breeding *** this study,we provide a simple method to comprehensively extract the bioactive substances from *** characteristics,functional properties,and antioxidant activities of two types of biopolymer extract from *** were studied and analyzed *** on the characterization of water-soluble concentrate(WSC)and alkali-soluble concentrate(ASC),obtained via chemical analysis,including Fourier Transform Infrared Spectrometer(FT-IR)and Thermal Gravimetric Analyzer(TGA),and diff erential scanning calorimetry(DSC),they both had typical polysaccharide and protein characteristics and steady *** showed higher nitrogen solubility,water holding capacity,and foaming *** could not only be used as a protein supplement,but also performed well in improving the properties of foods in terms of water holding and *** emulsifying activity and oil-holding capacity of WSC were observed to be higher than those of ***,WSC has the potential to be used as an emulsifi ***,WSC and ASC have radical scavenging capacity in vitro,which broadens the direction of their application.

关键词： Pyropia yezoensis water-soluble concentrate alkali-soluble concentrate chemical composition functional properties

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Feasibility study of thermo-compensated resistance brazing welding of C/C composites and T2 copper with AgCuTi filler metal

引用

Chinese Journal of Aeronautics 2023年第5期36卷 534-548页

作者： Jiang YU Xinglin MIAO Hongtao ZHANG Bo WANG Changming QU Peng HE State Key Laboratory of Advanced Welding and Joining Harbin Institute of TechnologyHarbin 150001China Institute for Shipwelding technology Shandong Institute of Shipbuilding TechnologyWeihai 264209China

The dissimilar materials joining of C/C composites to T2 copper were performed successfully by thermo-compensated Resistance Brazing Welding(RBW)with AgCuTi filler *** interfacial microstructure,phase composition,and shear strength of the resistance brazed joints were investigated by the relevant analysis *** results indicated that the order affecting the shear strength of the C/C-Cu joint was welding current,welding pressure,and welding time in *** shear strength of backward thermo-compensated RBW was higher than that of forward thermo-compensated RBW due to the Peltier *** maximum shear strength of the C/C-Cu joint was 11.56 MPa in the optimized welding parameter with welding current of 8.0 kA,welding time of 60 ms,and welding pressure of 0.10 MPa by backward thermo-compensated *** interface structure at the resistance brazed joint with this welding parameter was C/C composites/TiC/Cu(s.s)/T2 *** TiC phase was verified at the interface of the brazed joint by Scanning Electron Microscope(SEM),Energy-Dispersive X-ray Spectrometer(EDS),and X-ray Diffraction(XRD).Considerable fractures occurred in the C/C composites and partial fracture occurred at the interfacial reaction layer.

关键词： AgCuTi C/C composites Copper Resistance Brazing welding Shear strength

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Multistage-batch bipolar membrane electrodialysis for base production from high-salinity wastewater

引用

Frontiers of Chemical science and engineering 2022年第5期16卷 764-773页

作者： Arif Hussain Haiyang Yan Noor Ul Afsar Chenxiao Jiang Yaoming Wang Tongwen Xu Department of Applied Chemistry Anhui Provincial Engineering Laboratory of Functional Membrane Science and TechnologySchool of Chemistry and Materials ScienceUniversity of Science and Technology of ChinaHefei 230026China

Bipolar membrane electrodialysis(BMED)is considered a state-of-the-art technology for the conversion of salts into acids and ***,the low concentration of base generated from a traditional BMED process may limit the viability of this technology for a large-scale ***,we report an especially designed multistage-batch(two/three-stage-batch)BMED process to increase the base concentration by adjusting different volume ratios in the acid(Vacid),base(Vbase),and salt compartments(Vsalt).The findings indicated that performance of the two-stage-batch with a volume ratio of Vacid:Vbase:Vsalt=1:1:5 was superior in comparison to the threestage-batch with a volume ratio of Vacid:Vbase:Vsalt=1:1:***,the base concentration could be further increased by exchanging the acid produced in the acid compartment with fresh water in the second stage-batch *** the two-stage-batch BMED,the maximum concentration of the base can be obtained up to 3.40 mol∙L^(-1),which was higher than the most reported base production by *** low energy consumption and high current efficiency further authenticate that the designed process is reliable,cost-effective,and more productive to convert saline water into valuable industrial commodities.

关键词： bipolar membrane electrodialysis multistagebatch base production high-salinity wastewater

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Milling Force Model for Aviation Aluminum Alloy: Academic Insight and Perspective Analysis

引用

Chinese Journal of Mechanical engineering 2021年第1期34卷 54-88页

作者： Zhenjing Duan Changhe Li Wenfeng Ding Yanbin Zhang Min Yang Teng Gao Huajun Cao Xuefeng Xu Dazhong Wang Cong Mao Hao Nan Li Gupta Munish Kumar Zafar Said Sujan Debnath Muhammad Jamil Hafiz Muhammad Ali School of Mechanical and Automotive engineering Qingdao University of TechnologyQingdao 266520China College of Mechanical and Electrical engineering Nanjing University of Aeronautics and AstronauticsNanjing 210016China State Key Laboratory Mechanical Transmiss Chongqing UniversityChongqing 400044China Key Laboratory of Special Purpose Equipment and Advanced Processing technology Ministry of Educati on&Zhejiang ProvinceZhejiang University of TechnologyHangzhou 310032China School of Mechanical and Automotive engineering Shanghai University of Engineering ScienceShanghai 201620China College of Automotive and Mechanical engineering Changsha University of Science and TechnologyChangsha 410114China School of Aerospace University of Nottingham Ningbo ChinaNingbo 315100China Key Lab High Efficiency and Clean Mech Manufacture Shandong UniversityJinan 250100China College of engineering University of Sharjah27272 SharjahUnited Arab Emirates Mechanical engineering Department Curtin University98009 MiriMalaysia Mecha nical engineering Department King Fahd University of Petroleum and MineralsDhahran 31261Saudi Arabia

Aluminum alloy is the main structural material of aircraft,launch vehicle,spaceship,and space station and is processed by ***,tool wear and vibration are the bottlenecks in the milling process of aviation aluminum *** machining accuracy and surface quality of aluminum alloy milling depend on the cutting parameters,material mechanical properties,machine tools,and other *** particular,milling force is the crucial factor to determine material removal and workpiece surface ***,establishing the prediction model of milling force is important and difficult because milling force is the result of multiparameter coupling of process *** research progress of cutting force model is reviewed from three modeling methods:empirical model,finite element simulation,and instantaneous milling force *** problems of cutting force modeling are also *** view of these problems,the future work direction is proposed in the following four aspects:(1)high-speed milling is adopted for the thin-walled structure of large aviation with large cutting depth,which easily produces high residual *** residual stress should be analyzed under this particular condition.(2)Multiple factors(e.g.,eccentric swing milling parameters,lubrication conditions,tools,tool and workpiece deformation,and size effect)should be considered comprehensively when modeling instantaneous milling forces,especially for micro milling and complex surface machining.(3)The database of milling force model,including the corresponding workpiece materials,working condition,cutting tools(geometric figures and coatings),and other parameters,should be established.(4)The effect of chatter on the prediction accuracy of milling force cannot be ignored in thin-walled workpiece milling.(5)The cutting force of aviation aluminum alloy milling under the condition of minimum quantity lubrication(mql)and nanofluid mql should be predicted.

关键词： Milling Aluminum alloy Force model Empirical model Finite element model Instantaneous milling force model

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：