检索结果-南通市图书馆

High-entropy rare earth stannate ceramics:Acid corrosion resistant radiative cooling materials with high atmospheric transparency window emissivity and high near-infrared solar reflectivity

引用

Journal of Advanced Ceramics 2024年第5期13卷 630-640页

作者： tao {1. Yanyan He Yanyu Pan Kaixian wang Minzhong Huang liyan Xue Yazhu li {3. yang Yanchun Zhou Heng {1. Fujian Institute of Research on the Structure of Matter Chinese Academy of SciencesFuzhou 350002China College of Chemistry and Materials Science Fujian Normal UniversityFuzhou 350117China Xiamen Institute of Rare Earth Materials Haixi InstitutesChinese Academy of SciencesXiamen 361021China Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of china Fuzhou 350108China Xiamen Key Laboratory of Rare Earth Photoelectric Functional Materials Xiamen Institute of Rare Earth MaterialsHaixi InstitutesChinese Academy of SciencesXiamen 361021China Key Laboratory of Rare Earths Ganjiang Innovation AcademyChinese Academy of SciencesGanzhou 341000China School of Materials Science and Engineering Zhengzhou UniversityZhengzhou 450001China

In response to the development of the concepts of“carbon neutrality”and“carbon peak”,it is critical to developing materials with high near-infrared(NIR)solar reflectivity and high emissivity in the atmospheric transparency window(ATW;8–1.1.m)to advance zero energy consumption radiative cooling *** regulate emission and reflection properties,a series of high-entropy rare earth stannate ceramics(HE-RE_(2)Sn_(2)O_(7):(Y_(0.2)La_(0.2)Nd_(0.2)Eu_(0.2)Gd_(0.2))_(2)Sn_(2)O_(7),(Y_(0.2)La_(0.2)Sm_(0.2)Eu_(0.2)Lu_(0.2))_(2)Sn_(2)O_(7),and(Y_(0.2)La_(0.2)Gd_(0.2)Yb_(0.2)Lu_(0.2))_(2)Sn_(2)O_(7))with severe lattice distortion were prepared using a solid phase reaction followed by a pressureless sintering method for the first *** distortion is accomplished by introducing rare earth elements with different cation radii and *** as-synthesized HE-RE_(2)Sn_(2)O_(7)ceramics possess high ATW emissivity(91.{1.%–95.41.),high NIR solar reflectivity(92.74%–97.62%),low thermal conductivity(1.080–1.61. W·m^(−1.·K^(−1.),and excellent chemical *** the one hand,the lattice distortion intensifies the asymmetry of the structural unit to cause a notable alteration in the electric dipole moment,ultimately enlarging the ATW *** the other hand,by selecting difficult excitation elements,HE-RE_(2)Sn_(2)O_(7),which has a wide band gap(Eg),exhibits high NIR solar ***,the multi-component design can effectively enhance radiative cooling ability of HE-RE_(2)Sn_(2)O_(7)and provide a novel strategy for developing radiative cooling materials.

关键词： radiative cooling materials high-entropy ceramics(HECs) rare earth stannate(RE_(2)Sn_(2)O_(7)) high atmospheric transparency window emissivity high near-infrared(NIR)solar reflectivity

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

ⅢA-ⅡB multicomponent perovskite rare earth ferrites with promising electromagnetic wave absorption properties

引用

Journal of Rare Earths 2024年第6期42卷 1118-1127,I0005页

作者： Yanyan He tao {1. Yanyu Pan Minzhong Huang Kaixian wang liyan Xue Yazhu li Fengzhi Tan {3. yang Tongkuan Xu Heng {1. School of light Industry and Chemical Engineering Dalian Polytechnic UniversityDalian116034China Xiamen Institute of Rare EarthMaterials Haixi InstitutesChinese Academy of SciencesXiamen36021China Fujian Institute of Research on the Structure of Matter Chinese Academyof SciencesFuzhou350002China Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of china Fuzhou350108China Xiamen Key-Laboratoryof Rare Earth Photoelectric Functional Materials Xiamen Institute of Rare Earth MaterialsHaixi InstituteChinese Academy of SciencesXiamen361021China Key Laboratory of Rare Earths Ganjiang Innovation AcademyChinese Academy of SciencesGanzhou3410ooChina

Perovskite-type rare-earth ferrites(REFeO_(3.)are promising materials for absorbing electromagnetic(EM)wave ***,insufficient dielectric loss and poor impedance matching are key factors that {1.mit the broader implementation of REFeO_(3..Herein,a series of multicomponent perovskite-type ferrites with strong EM wave absorption capabi{1.ties was *** the synergistic effect of chemical constitution regulation and entropy regulation,optimization of the dielectric loss and impedance matching is achieved by strengthening the structural defect mechanism,thus further adjusting the EM wave absorption *** with(LaGdSmNdBa)FeO_(3.(HE-1.and(LaGdPrSmNdBa)FeO_(3.(HE-2),(LaGdBa)FeO_(3.(ME-1.and(LaGdSmBa)FeO_(3.(ME-2)exhibit favorable performance,with optimal minimum reflection loss(RL_(min))of-56.3. dB(at 1..1. GHz)and-63.25 dB(at 7.22 GHz)and effective absorption bandwidth(EAB)of 4.46 and 4.72 GHz,*** multicomponent design provides a new strategy for the development of EM wave absorption materials.

关键词： Rare earths Multicomponent design Rare earth ferrites Entropy regulation Electromagnetic wave absorption

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

Kinetic and mechanism of the reaction between Cl and several mono-methyl branched alkanes

引用

Journal of Environmental Sciences 2024年第1期135卷 474-482页

作者： Yan chen Weigang {1. Junling li li Zhou Bo Shi Cici fan Ke {1. Hao Zhang Hong li Maofa ge State Key Laboratory for Structural Chemistry of Unstable and Stable Species Beijing National Laboratory for Molecular Sciences(BNLMS)CAS Research/Education Center for Excellence in Molecular SciencesInstitute of ChemistryChinese Academy of SciencesBeijing 100190China university of Chinese Academy of Sciences Beijing 100049China State Key Laboratory of Environmental Criteria and Risk Assessment Chinese Research Academy of Environmental SciencesBeijing 100012China National Engineering Research center for Flue Gas Desulfurization Department of Environmental Science and EngineeringSichuan UniversityChengdu 610065China College of Chemistry and Materials Science Hebei Normal UniversityShijiazhuang 050024China

Branched alkanes are ubiquitous in the troposphere and play an important role in the chemical *** this work,the rate constants and products for the reaction of Cl atoms with 3.methylhexane and 2-methylheptane were measured at room temperature(298±0.2K)and atmospheric pressure using a conventional relative rate *** rate constants of 3.methylhexane and 2-methylheptane in units of cm~3.(mol·sec)are(3.09±0.3.)×1.^(-1.)and(3.67±0.40)×1.^(-1.),***,the corresponding atmospheric lifetime of the studied branched alkanes with Cl was 6.92-89.90 hours and 5.82-75.69 hours,*** estimated atmospheric lifetimes indicated that the reaction with Cl atoms could be the most important atmospheric degradation pathway for 3.methylhexane *** gas-phase products of the reactions were identified and quantified,and particle-phase products were also *** atmosphere oxidation mechanism of Cl atoms with 3.methylhexane and 2-methylheptane is *** SOA yields of 3.methylhexane and 2-methylheptane from the reaction of Cl atoms were determined to be7.96%±0.89%and 1.0}3.%±1.50%***,the results reveal that the primary loss process of branched alkanes is the reaction with Cl atoms,which impacts its degradation on a regional scale.

关键词： 3.Methylhexane 2-Methylheptane Chlorine atoms Kinetics Mechanism

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

Towards accurate mapping of loess waterworn gully by integrating google earth imagery and DEM using deep learning

引用

International Soil and Water Conservation Research 2024年第1期12卷 13-28页

作者： Rong chen Yi Zhou Ze{1. wang Ying li {3. li Feng yang School of geography and Tourism Shaanxi Normal UniversityXi'an710119China National Experiment and Teaching Demonstration center for {1.ography Xi'an710119China SuperMap Software Co. Ltd.Beijing100015China School of Environmental Science and Engineering Southern University of Science and TechnologyShenzhen518055China

Accurate mapping of loess waterworn gully(LWG)is essential to further study gully erosion and geomorphological evolution for the Chinese Loess Plateau(CLP).Due to the vertical joint and collapsibi{1.ty of loess,LWGs have the characteristics of zigzag and unique slope abruptness under synthetic action of hydrau{1.c force and *** forces existing LWG mapping methods to either focus on the improvement of mapping accuracy or center on the increase of mapping ***,simultaneously achieving accurate and efficient mapping of LWG is still in its infancy under complex topographic ***,we proposed a method that innovatively integrates the loess slope abruptness feature into an improved deep learning semantic segmentation framework for LWG mapping using 0.6 m Google imagery and 5 m DEM *** selected four study areas representing typical loess landforms to test the performance of our *** proposed method can achieve satisfactory mapping results,with the F1.score,mean Intersection-over-Union(mIoU),and overall accuracy of 90.5%,85.3.,and 92.3.,*** addition,the proposed model also showed significant accuracy improvement by inputting additional topographic information(especially the slope of slope).Compared with existing algorithms(Random forests,original DeepLabV3.,and Unet),the proposed approach in this study achieved a better accuracy-efficiency ***,the method can ensure high accuracy and efficiency of the LWG mapping for different loess landform types and can be extended to study various loess gully mapping and water and soil conservation.

关键词： Loess waterworn gully Topographic information Mapping Deep learning Soil erosion Loess plateau

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

Sm-Nd isotopic ages of Tiqiushan eclogites in Xinyi region and its geological significance

引用

Chinese Science Bulletin 1999年第S2期44卷 144-146页

作者： wang yinxi~(1,2), yang jiedong~(1,2), tao xiancong~(1,2),{3., chen peirong~3. fan chunfang~3.and li jianhua~5 1. center of modern analysis, nanjing university, nanjing 210093. china 2. State Key Laboratory for Research of Mineral Deposits, nanjing university, nanjing 210093. china 3. Department of Earth Science, nanjing university, nanjing 210093. china 4. Department of Earth and Space Sciences, university of Science and Technology of Chian, Hefei 23.026, china 5. No.5 {13.ological Party of Jiangsu Province, Xuzhou 221005, china center of {1. analysis Nanjing University Nanjing 210093 China State Key Laboratory for Research of Mineral Deposits Nanjing University Nanjing 210093 China Department of Earth and Space Sciences University of Science and Technology of Chian Hefei 230026 China Department of Earth Science Nanjing University Nanjing 210093 China No. 5 geological Party of Jiangsu Province Xuzhou 221005 China

geOLOGICAL scientists have paid much attention to the suture zones formed by col{1.sion between the Sino-Korean and yangtze blocks because of the discovery of the ultrahigh pressue metamorphic (UHPM) rocksfrom northern Jiangsu Province (Su), southern Shandong Province (Lu) and the Dabie *** the age of 200-240 Ma is probably the best estimation for UHPM metamorphism in the DabieMountains, the primary intrusive and metamorphic ages of the complex from northern Jiangsu Provincehave not been determined before. Using the Sm-Nd isotopic dating method, our study is aimed at datingthe UHPM metanorphic event of northern Jiangsu Province and researching a probable relation between theUHPM rocks from the Dabie Mountains and the UHPM rocks from northern Jiangsu Province.

关键词： northern Jiangsu eclogite rocks Sm-Nd isotopic ages.

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

Exploring formation mechanism and source attribution of ozone during the 201. Wuhan Military World Games:Implications for ozone control strategies

引用

Journal of Environmental Sciences 2024年第2期136卷 400-411页

作者： Lei Zhang lili wang Runyu wang Nan chen Yuan {3. Ke li Jie Sun Dan Yao Yuesi wang Minghui tao {3. Sun Institute of Atmospheric Physics Chinese Academy of SciencesBeijing 100029China university of the Chinese Academy of Sciences Beijing 100049China Hubei Ecological Environment Monitoring center Station Wuhan 430072China Guizhou Research and Designing Institute of Environmental Sciences Guizhou Academy of Environmental Science and DesignGuiyang 550081China Jiangsu Key Laboratory of Atmospheric Environment Monitoring and Pollution Control Jiangsu Collaborative Innovation Center of Atmospheric Environment and Equipment TechnologySchool of Environmental Science and EngineeringNanjing University of Information Science and TechnologyNanjing 210044China School of Environment Key Laboratory for Yellow River and Huai River Water Environment and Pollution ControlMinistry of EducationHenan Normal UniversityXinxiang 453007China Key Laboratory of Regional Ecology and Environmental Change School of Geography and Information EngineeringChina University of GeosciencesWuhan 430074China

A series of emission reduction measures were conducted in Wuhan,Central china,to ensure good air qua{1.ty during the 7th Mi{1.tary World Games(MWG)in October *** better understand the imp{1.cations for ozone(O_(3.)pollution control strategies,we app{1.ed integrated analysis approaches based on the de-weathered statistical model,parameterization methods,chemical box model,and positive matrix factorization *** the MWG,concentrations of O_(3.,NO_x,and volatile organic compound(VOCs),OFP(O_(3.formation potential),L_(OH)(OH radical loss rate)were 83.g/m^(3.,43.g/m^(3.,26 ppbv,1.8μg/m^(3.,and 3.9 s^(-1.,respectively,which were 26%,1.%,3.,1.%,and 1.4}lower than pre-MWG values and 6%,3.%,3.%,3.%,and 50%lower than post-MWG values,*** removing meteorological influence,O_(3.and its precursors during the MWG decreased lar{3.ly compared with post-MWG values,and only O_(3.,NO_(2),and oxy{3.nated VOCs(OVOCs)dec{1.ned compared with pre-MWG values,which revealed the emission reduction measures during the MWG played an important role for O_(3.*** six VOCs sources,the mass contributions of biomass burning and solvents usa{3. during the MWG decreased lar{3.ly compared with pre-MWG values.O_(3.production was sensitive to VOCs and the key species were aromatics,OVOCs,and alkenes,which originated mainly from solvents usa{3.,biomass burning,industrial-related combustion,and vehicle *** O_(3.concentration during the strict control was mainly caused by OVOCs reduction due to biomass burning ***,the O_(3.abatement strategies of Wuhan should be focused on the mitigation of high-reactivity VOCs.

关键词： VOCs Ozone Wuhan Military World Games Source apportionment Relative incremental reactivity Random forest

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

Diffusion and reaction mechanism of limestone and quartz in fluxed iron ore pellet roasting process

引用

International Journal of Minerals,Metallurgy and Materials 2024年第3期31卷 485-497页

作者： Yufeng Guo Jinlai Zhang Shuai wang Jianjun {1. Haokun li Feng chen Kuo liu lingzhi {3. School of Minerals Processing and Bioengineering Central South UniversityChangsha 410083China Technology center Taiyuan Iron Steel(Group)Co.Ltd.(TISCO)Taiyuan 030003China

The increase to the proportion of fluxed pellets in the blast furnace burden is a useful way to reduce the carbon emissions in the ironmaking *** this study,the interaction between calcium carbonate and iron ore powder and the mineralization mechanism of fluxed iron ore pellet in the roasting process were investigated through diffusion couple *** electron microscopy with energy dispersive spectroscopy was used to study the elements’diffusion and phase transformation during the roasting *** results indicated that limestone decomposed into calcium oxide,and magnetite was oxidized to hematite at the early stage of *** the increase in roasting temperature,the diffusion rate of Fe and Ca was obviously accelerated,while the diffusion rate of Si was relatively *** order of magnitude of interdiffusion coefficient of Fe_(2)O_(3.-CaO diffusion couple was 1.^(−1.) m^(2)·s^(−1. at a roasting temperature of 1.00℃for 9 ***_(2)Fe_(2)O_(5) was the initial product in the Fe_(2)O_(3.-CaO-SiO_(2) diffusion interface,and then Ca_(2)Fe_(2)O_(5) continued to react with Fe_(2)O_(3. to form CaFe_(2)O_(4).With the expansion of the diffusion region,the sillico-ferrite of calcium liquid phase was produced due to the melting of SiO_(2) into CaFe_(2)O_(4),which can strengthen the consolidation of fluxed ***,andradite would be formed around a small part of quartz particles,which is also conducive to the consolidation of fluxed *** addition,the principle diagram of limestone and quartz diffusion reaction in the process of fluxed pellet roasting was discussed.

关键词： fluxed iron ore pellet limestone hematite quartz diffusion reaction

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

Hierarchical Self-assembly of Atomically Precise Au Nanoclusters with Molecular Rotor-based ligands

引用

Chemical Research in Chinese Universities 2024年第4期40卷 670-674页

作者： wang Guanzhong LU Hui {1. Jiang wang {1.hua ZHU Ying SONG Shiping ge Zhilei {1. Qian {3. Jing fan Chunhai Division of Physical Biology Shanghai Institute of Applied PhysicsChinese Academy of SciencesShanghai201800P.R.China university of Chinese Academy of Sciences Beijing100049P.R.China Zhangjiang Laboratory Shanghai201210P.R.China Institute of Materiobiology Department of ChemistryCollege of SciencesShanghai UniversityShanghai200444P.R.China School of Chemistry and Chemical Engineering New Cornerstone Science LaboratoryFrontiers Science Center for Transformative MoleculesZhangjiang Institute for Advanced Study and National Center for Translational MedicineShanghai Jiao Tong UniversityShanghai200240P.R.China

The hierarchical assemblies of precise nanoparticles(NPs)have created materials with emer{1.nt properties and ***,the complex assemblies remain unclear at a precise ***,we show the hierarchical self-assembly of atomically precise gold nanoclusters(Au NCs)with molecular rotor-based ligands(MRL),featuring a double-layer *** to two other types of monolayer-protected(MLP)Au NCs,the significantly reduced surface density for MRL Au NCs profoundly influences their assembly behavior within the ***,the long length of rotor-based ligands and the rotational freedom of the phenyl-rings of rotor-based ligands also facilitate the assembly of *** works elucidate the hierarchical assembly on a precise scale,sug{1.sting that the rotor-based ligand’s strategy offers promising potential for designing well-defined and more complex structures in supercrystals.

关键词： Gold nanocluster Molecular rotor Hierarchical assembly Double-layer surface

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

Exploring Antarctic subglacial lakes with RECoverable Autonomous Sonde(RECAS):Design and first field tests

引用

Science china(Technological Sciences) 2024年第6期67卷 1866-1878页

作者： SUN YouHong PAVEL Talalay li YuanSheng YU HaiBin wang Dongliang li GuoPing XU liPing GONG Da wang JiXin wang {3. wang Ting ZHANG Nan wang ZhiGang chen YanJi liU Yunchen li YaZhou PENG Shilin SHI JianGuang AN ChunLei ge Qun XU Jing NI XiaoKang CUI QiFeng JIANG Qiang MIKHAIL Sysoev yang yang wang RuSheng WEI XianZhe wang Yu ZHU TianXin DENG ZhiPeng ALEXEY Markov li Bing {13. XiaoPeng Polar Research center Jilin UniversityChangchun130000China School of Engineering and Technology China University of GeosciencesBeijing100083China Polar Research Institute of china Shanghai200120China College of Electronics and Information Hangzhou Dianzi UniversityHangzhou310018China Aerospace System Engineering Shanghai Shanghai201109China nanjing Institute of Astronomical Optics&Technology National Astronomical ObservatoriesChinese Academy of SciencesNanjing210000China National Ocean Technology center Tianjin300000China

Conducting scientific drilling on subglacial lakes and obtaining samples of subglacial lake water holds great significance in unraveling the formation and evolution of Antarctic subglacial lakes and early Earth's life *** various approaches to access and directly sample subglacial water and sediments,clean access and exploration of subglacial lakes remain *** address this concern,Jilin university has developed the RECoverable Autonomous Sonde(RECAS)*** technology enables sampling and in-situ detection of subglacial lake water while being isolated from the surface,thus minimizing the risk of *** tests,including downward and upward drilling,long-running,remote-control,and cold-environment assessments,were conducted to validate the sonde's principle and *** the 3.th Chinese National Antarctic Research Expedition,chinaRE(2021–2022 season),the RECAS prototype underwent testing on the flank region of Dalk glacier,10 km from Zhongshan Station in *** boreholes with depths of 200.3.183.2,and 13..5 m were successfully drilled,with the refrozen meltwater sealing the boreholes during the *** 600 mL of melted water samples were collected from each *** the drilling tests,all systems of the RECAS prototype performed within the expected ranges.

关键词： subglacial lake thermal drilling water sampling Antarctic autonomous sonde

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

Aqueous-phase formation of N-containing secondary organic compounds affected by the ionic strength

引用

Journal of Environmental Sciences 2024年第4期138卷 88-101页

作者： Yuqi Gan Xiaohui Lu Shaodong chen Xinghua Jiang Shanye {1. Xiewen Ma Mei li fan {1. Yewen Shi Xiaofei wang Shanghai Key Laboratory of Atmospheric Particle Pollution and Prevention Department of Environmental Science and EngineeringFudan UniversityShanghai 200433China Shanghai Institute of Pollution Control and Ecological Security Shanghai 200092China Guangdong Provincial Observation and Research Station for Coastal Atmosphere and Climate of the Great Bay Area Southern University of Science and TechnologyShenzhen 518055China Institute of Mass Spectrometry and Atmospheric Environment Guangdong Provincial Engineering Research Center for On-line Source Apportionment System of Air PollutionJinan UniversityGuangzhouChina Environmental Monitoring Station of Pudong New District Shanghai 201200China Shanghai Municipal center for Disease Control&Prevention Shanghai 200336China

The reaction of carbonyl-to-imine/hemiaminal conversion in the atmospheric aqueous phase is a critical pathway to produce the light-absorbing N-containing secondary organic compounds(SOC).The formation mechanism of these compounds has been wildly investigated in bulk solutions with a low ionic ***,the ionic strength in the aqueous phase of the polluted atmosphere may be *** is still unclear whether and to what extent the inorganic ions can affect the SOC *** we prepared the bulk solution with certain ionic strength,in which glyoxal and ammonium were mixed to mimic the aqueous-phase *** characterization by High-resolution Mass Spectrometry was performed to identify the N-containing products,and the light absorption of the mixtures was measured by ultraviolet-visible ***-nine N-containing compounds were identified and divided into four categories(N-heterocyclic chromophores,high-molecular-weight compounds with N-heterocycle,aliphatic imines/hemiaminals,and the unclassified).It was observed that the longer reaction time and higher ionic strength led to the formation of more N-heterocyclic chromophores and the increasing of the lightabsorbance of the *** added inorganic ions were proposed to make the aqueous phase somewhat viscous so that the molecules were prone to undergo consecutive and intramolecular reactions to form the *** general,this study revealed that the enhanced ionic strength and prolonged reaction time had the promotion effect on the lightabsorbing SOC *** implies that the aldehyde-derived aqueous-phase SOC would contribute more light-absorbing particulate matter in the industrial or populated area where inorganic ions are abundant.

关键词： Ionic strength Carbonyl-to-imine/hemiaminal Heterocyclic Brown carbon Mass spectrometry Aqueous-phase reaction

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：