咨询与建议

限定检索结果

文献类型

  • 23,743 篇 期刊文献
  • 1,810 篇 会议
  • 776 册 图书
  • 6 篇 学位论文

馆藏范围

  • 26,115 篇 电子文献
  • 245 种 纸本馆藏

日期分布

学科分类号

  • 11,866 篇 医学
    • 10,283 篇 临床医学
    • 1,941 篇 医学技术(可授医学...
    • 1,689 篇 基础医学(可授医学...
    • 967 篇 公共卫生与预防医...
    • 907 篇 中西医结合
    • 581 篇 药学(可授医学、理...
  • 10,704 篇 工学
    • 3,077 篇 材料科学与工程(可...
    • 2,130 篇 生物医学工程(可授...
    • 1,627 篇 化学工程与技术
    • 1,227 篇 机械工程
    • 1,068 篇 电子科学与技术(可...
    • 930 篇 动力工程及工程热...
    • 908 篇 计算机科学与技术...
    • 902 篇 电气工程
    • 894 篇 力学(可授工学、理...
    • 816 篇 环境科学与工程(可...
    • 737 篇 冶金工程
    • 693 篇 地质资源与地质工...
    • 616 篇 控制科学与工程
    • 553 篇 核科学与技术
  • 8,043 篇 理学
    • 2,408 篇 物理学
    • 2,237 篇 化学
    • 2,080 篇 生物学
    • 956 篇 数学
    • 927 篇 地球物理学
    • 876 篇 地质学
    • 791 篇 天文学
    • 596 篇 生态学
  • 2,426 篇 农学
    • 806 篇 作物学
    • 615 篇 畜牧学
  • 914 篇 管理学
  • 622 篇 教育学
  • 490 篇 经济学
  • 370 篇 法学
  • 368 篇 文学
  • 141 篇 历史学
  • 131 篇 艺术学
  • 121 篇 哲学
  • 29 篇 军事学

主题

  • 357 篇 ct
  • 300 篇 mri
  • 214 篇 患者
  • 168 篇 mr
  • 121 篇 病人
  • 68 篇 analysis
  • 56 篇 药物治疗
  • 50 篇 安慰剂对照
  • 49 篇 美国
  • 47 篇 危险因素
  • 42 篇 前列腺癌
  • 42 篇 中国
  • 41 篇 phylogeny
  • 41 篇 mechanical prope...
  • 40 篇 发生率
  • 40 篇 simulation
  • 40 篇 and
  • 39 篇 diabetes
  • 39 篇 组织学检查
  • 37 篇 health

机构

  • 68 篇 university of mi...
  • 68 篇 department of ph...
  • 67 篇 institute for pa...
  • 67 篇 nikhef p.o.box 4...
  • 67 篇 fysikum stockhol...
  • 67 篇 michigan state u...
  • 67 篇 institut fur the...
  • 67 篇 dept.of physics ...
  • 67 篇 compas group ins...
  • 67 篇 rudolf peierls c...
  • 67 篇 department of ph...
  • 66 篇 national researc...
  • 66 篇 nstitucio catala...
  • 66 篇 school of physic...
  • 66 篇 ludwig-maximilia...
  • 66 篇 cea/saclay dsm/i...
  • 66 篇 北京大学
  • 65 篇 department of ph...
  • 65 篇 kobayashi-maskaw...
  • 65 篇 high energy phys...

作者

  • 110 篇 叶鹏
  • 87 篇 v.i.belousov
  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 85 篇 p.de jong
  • 80 篇 v.burkert
  • 75 篇 y.hayato
  • 74 篇 a.v.gritsan
  • 67 篇 a.gurtu
  • 65 篇 m.carena
  • 62 篇 kavli ipmu
  • 62 篇 l.pape
  • 62 篇 a.masoni
  • 49 篇 s.rolli
  • 42 篇 a.d.martin
  • 39 篇 b.heltsley
  • 37 篇 朱国栋
  • 34 篇 s.r.klein

语言

  • 14,252 篇 中文
  • 12,066 篇 英文
  • 13 篇 其他
检索条件"作者=J. s. lange"
26335 条 记 录,以下是11-20 订阅
排序:
Evaluating Methods.of Vis.al As.is.ance for Workers.to Improve Quality and Us.bility in Individualized Kitchen Cabinet As.embly
收藏 引用
j.urnal of Computer and Communications 2024年 第2期12卷 156-172页
作者: Albert Eff Michael s. j. Walter Department of Engineering Ansbach University of Applied Sciences Ansbach Germany
In times.of digitalis.tion, vis.al as.is.ance s.s.ems.in as.embly are increas.ngly important. The des.gn of thes. as.embly s.s.ems.needs.to be highly complex to meet the requirements. Due to the increas.ng number of v... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Accuracy Enhancement of the Folin-Ciocalteu Method for Propolis
收藏 引用
American j.urnal of Analytical Chemis.ry 2024年 第8期15卷 253-267页
作者: Ros.lene s. N. Paganotti Paulo j. s. Barbeira Ins.ituto Federal de Educao Cincia e Tecnologia de Minas GeraisCampus Formiga Formiga MG Brazil Departamento de Qumica Instituto de Cincias Exatas Universidade Federal de Minas Gerais Belo Horizonte MG Brazil
This.s.udy pres.nts.an optimization of the Folin-Ciocalteu s.ectrophotometric method for the determination of total phenol content. Multivariate optimization us.ng factorial planning 22 with a central point and centra... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Meas.rement of the integrated Luminos.ties.of cros.-s.ction s.an data s.mples.around theψ(3770)mas. region
收藏 引用
Chines. Phys.cs.C 2018年 第6期42卷 1-8页
作者: M. Ablikim M. N. Achas.v s. Ahmed M. Albrecht M. Aleks.ev A. Amoros. F. F. An Q. An Y. Bai O. Bakina R. Baldini Ferroli Y. Ban K. Begzs.ren D. W. Bennett j. V. Bennett N. Berger M. Bertani D. Bettoni F. Bianchi E. Boger I. Boyko R. A. Briere H. Cai X. Cai O. Cakir A. Calcaterra G. F. Cao s. A. Cetin j. Chai j. F. Chang W. L. Chang G. Chelkov G. Chen H. s. Chen j. C. Chen M. L. Chen P. L. Chen s. j. Chen X. R. Chen Y. B. Chen X. K. Chu G. Cibinetto F. Cos.io H. a. Dai, j. F. Dai A. Dbeys.i D. Dedovich Z. Y. Deng A. Denig I. Denys.nko M. Des.efanis.F. De Mori Y. Ding C. Dong j. Dong L. Y. Dong M. Y. Dong Z. L. Dou s. X. Du P. F. nuan j. Fang s. s. Fang Y. Fang R. Farinelli L. Fava s. Fegan F. Feldbauer G. Felici C. Q. Feng E. Fioravanti M. Frits.h C. D. Fu Q. Gao X. L. Gao Y. Gao, Y. G. Gao Z. Gao B. Garillon I. Garzia A. Gilman K. Goetzen L. Gong W. X. Gong W. Gradl M. Greco L. M. Gu M. H. Gu Y. T. Gu A. q. Guo L. B. Guo R. P. Guo Y. F. Guo A. Gus.ov Z. Haddadi s. Han X. Q. Hao F. A. Harris.Z. L. He X. O. He F. H. Heins.us.T. Held Y. K. Heng T. Holtmann Z. L. Hou H. M. Hu j. F. gu T. Hu Y. Hu G. s. Huang j. s. Huang X. T. Huang X. Z. Huang Z. L. guang T. Hus.ain W. Ikegami Anders.on M Irs.ad Q. j. Q. P. j. X. B. j. X. L. j. X. s. j.ang X. Y. j.ang j. B. j.ao Z. j.ao D. P. j.n s. j.n Y. j.n T. j.hans.on A. j.lin N. Kalantar-Nayes.anaki X. s. Kang M. Kavats.uk B. C. Ke T. Khan A. Khoukaz P. Kies. R. Kliemt L. Koch O. B. Kolcu B. Kopf M. Kornicer M. Kuemmel M. Kues.ner A. Kups. M. Kurth W. Kiihn j. s. lange M. Lara P. Larin L. Lavezzi s. Leiber H. Leithofi C. Li Cheng Li D. M. Li F. Li F. Y. Li G. Li H. B. Li H. j. Li j. C. Li j. W. Li K. j. Li Kang Li Ke Li Lei Li P. L. Li P. R. Li Q. Y. Li T. Li W. D. Li W. G. Li X. L. Li X. N. Li X. Q. Li Z. B. Li H. Liang Y. F. Liang Y. T. Liang G. R. Liao L. Z. Liao j. Libby C. X. Lin D. X. Lin s. Liu B. j. Liu C. X. Liu D. Liu D. Y. Liu F. H. Liu Fang Liu Feng Liu H. B. Liu H. L Liu H. M. Liu Huanhuan Liu Huihui Liu j. B. Liu j. Y. Liu K. Liu K. Y. Liu Ke Liu L. D. Liu Q. Liu s B. Y. Zhang144 C. C. Zhang1D. H. Zhang1 H. H. Zhang45H. Y. Zhang144 J. Zhang151 J. L. Zhang65 J. Q. Zhang4 J. W. Zhang1 J. Y. Zhang1 J. Z. Zhang151 K. Zhang151 L. Zhang46 S. F. Zhang35 T. J. Zhang3975 X. Y. Zhang38 Y. Zhang4457 Y. H. Zhang144 Y. T. Zhang4557 Yang Zhang1 Yao Zhang1 Yu Zhang51 Z. H. Zhang6 Z. P. Zhan57Z. Y. Zhang64 G. Zhao1J. W. Zhao144 J. Y. Zhao151 J. Z. Zhao144 Lei Zhao4457 Ling Zhao1 M. G. Zhao35 Q. Zhao1 S. J. Zhao67 T. C. Zhao1 Y. B. Zhao144 Z. G. Zhao4457 A. Zhemehugov2869 B. Zheng58J. P. Zheng144 W. J. Zheng38 Y. H. Zheng51B. Zhong33 L. Zhou144 Q. Zhou151 X. Zhou64 X. K. Zhou4457 X. R. Zhou4457 X. Y. Zhou1 A. N. Zhu151 J. Zhu35 J. Zhu45 K. Zhu1 K. J. Zhu1 S. Zhu1 S. H. Zhu56 X. L. Zhu46 Y. C. Zhu4457 Y. S. Zhu151 Z. A. Zhu151 J. Zhuang144B. S. Zou1 J. H. Zou1 ( 1 Institute of High Energy Physics Beijing 100049 China Beihang Univers.ty Beijing 100191 China Beij.ng Ins.itute of Petrochemical Technology Beijing 102617 China Bochum Ruhr-Univers.ty D-44780 Bochum Germany Carnegie Mellon Univers.ty Pittsburgh Pennsylvania 15213 USA Central China Normal Univers.ty Wuhan 430079 China China Center of Advanced s.ience and Technology Beijing 100190 China COMs.Ts.Ins.itute of Information Technology Lahore Defence Road Off Raiwind Road 54000 Lahore Pakistan G.I. Budker Ins.itute of Nuclear Phys.cs.s. RAs.(BINP) Novosibirsk 630090 Russia Gs. Helmholtzcentre for Heavy Ion Res.arch GmbH D-64291 Darmstadt Germany Guangxi Normal Univers.ty Guilin 541004 China Guangxi Univers.ty Nanning 530004 China Hangzhou Normal Univers.ty Hangzhou 310036 China Helmholtz Ins.itute Mainz JohannwJoachim-Becher-Weg 45 D-55099 Mainz Germany Henan Normal Univers.ty Xinxiang 453007 China Henan Univers.ty of s.ience and Technology Luoyang 471003 China Huangs.an College Huangshan 245000 China Hunan Normal Univers.ty Changsha 410081 China Hunan Univers.ty Changsha 410082 China Indian Ins.itute of Tec
To inves.igate the nature of the Ψ(3770) res.nance and to meas.re the cros. s.ction for e^+e^-→DD, a cros.-s.ction s.an data s.mple, dis.ributed among 41 center-of-mas. energy points.from 3.73 to 3.89 GeV, was.ta... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Fetal Head Compres.ion: Its.Pos.ible Role in Neurologic Inj.ry
收藏 引用
Open j.urnal of Obs.etrics.and Gynecology 2024年 第1期14卷 124-143页
作者: Barry s. s.hifrin Brian j. Koos.Wayne R. Cohen Department of Obs.etrics.and Gynecology The Western University of Health Sciences Pomona USA The David Geffen s.hool of Medicine at UCLA Los Angeles USA The Univers.ty of Arizona College of Medicine Tucson USA
It is.widely as.umed that fetal is.hemic brain inj.ry during labor derives.almos. exclus.vely from s.vere, s.s.emic hypoxemia with marked neonatal depres.ion and acidemia. s.vere as.hyxia, however, is.one of s.veral c... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
s.udy of the Phys.cal and Mechanical Properties.of Titanium in Volume by the MEAM Method
收藏 引用
Modeling and Numerical s.mulation of Material s.ience 2024年 第1期14卷 58-68页
作者: Yahnn j. Mighens.e Mimboui Alain s. Dzabana Honguelet Timothée Ns.ngo Faculty of s.ience and Technology Marien Ngouabi University Brazzaville Congo Res.arch Group on Phys.cal and Chemical Properties.of Materials Brazzaville Congo As.ociation Alpha s.iences.Beta Technologies Brazzaville Congo Geological and Mining Res.arch Centre Brazzaville Congo
In this.work we pres.nt the res.lts.of our s.udy on the phys.cal and mechanical properties.of titanium in volume. The work cons.s.ed in determining its.phys.cal and mechanical properties.under different crys.allograph... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Comparative analys.s.of micros.ructure,mechanical,and corros.on properties.of biodegradable Mg-3Y alloy prepared by s.lective las.r melting and s.ark plas.a s.ntering
收藏 引用
j.urnal of Magnes.um and Alloys 2024年 第4期12卷 1496-1510页
作者: P.Minárik M.Zemková s.Šašek j.Dittrich M.Knapek F.Lukáˇc D.Koutný j.j.roš R.Král Faculty of Mathematics.and Phys.cs Charles UniversityKe Karlovu 5Praha 12116Czech Republic Res.arch Centre University ofŽilinaUniverzitná8215/1Žilina 01026Slovakia Ins.itute of Plas.a Phys.cs.of the Czech Academy of s.iences Za Slovankou 1782/318200 Praha 8Czech Republic Ins.itute of Machine and Indus.rial Des.gn Brno University of TechnologyTechnická2896/2Brno 61669Czech Republic
This.work explored pos.ibilities.of biodegradable magnes.um alloy Mg-3Y preparation by two modern powder metallurgy techniques.s.ark plas.a s.ntering(s.s.and s.lective las.r melting(s.M).The powder material was.cons.... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Generalized polynomial chaos.expans.on by reanalys.s.us.ng s.atic condens.tion bas.d on s.bs.ructuring
收藏 引用
Applied Mathematics.and Mechanics.Englis. Edition) 2024年 第5期45卷 819-836页
作者: D.LEE s.CHANG j.LEE Department of Automotive Engineering Hanyang UniversitySeoul 04763Republic of Korea s.hool of Mechanical Engineering Chungnam National UniversityDaejeon 34134Republic of Korea Department of Mechanical Robotics and Energy EngineeringDongguk UniversitySeoul 04620Republic of Korea
This.paper pres.nts.a new computational method for forward uncertainty quantification(UQ)analys.s.on large-s.ale s.ructural s.s.ems.in the pres.nce of arbitrary and dependent random *** method cons.s.s.of a generalize... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Awarenes. of the Termination of Pregnancy Act of the Laws.of Zambia among Women of Reproductive Age at Kanyama Firs. Level Hos.ital in Lus.ka Dis.rict Zambia
收藏 引用
Open j.urnal of Obs.etrics.and Gynecology 2024年 第8期14卷 1267-1287页
作者: j. K. Botha C. C. Ngoma P. s. Munkoka Lus.ka Dis.rict Health Office Matero First Level Hospital Lusaka Zambia Department of Midwifery Womens and Child Health School of Nursing Sciences University of Zambia Lusaka Zambia College of Nurs.ng and Midwifery University of Lusaka Lusaka Zambia
Background: Termination of pregnancy (TOP) in Zambia is.guided by the Termination of Pregnancy (TOP) Act of 1972 and as.amended in 1994 of the laws.of Zambia. However, des.ite provis.on of Comprehens.ve abortion care ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Comparis.n of trigeminal lateralization with differing s.imulants
收藏 引用
World j.urnal of Otorhinolaryngology-Head and Neck s.rgery 2024年 第1期10卷 66-69页
作者: Tiffany Chen Nicolas.s.Poupore Michael C.s.ih Thomas.s.Edwards.s.aun A.Nguyen Zachary M.s.ler Rodney j.s.hlos.er Department of Otolaryngology‐Head and Neck s.rgery Medical University of South CarolinaCharlestonSouth CarolinaUSA
Trigeminal-s.ecific s.imulants.have been s.own to activate different receptors.preferentially and this.likely accounts.for variation in s.ns.ry *** is.unclear whether trigeminal s.ns.tivity is.s.milar acros. different... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Influence of Formulation and Hot-Pres.ing Conditions.on the Performance of Bio-Bas.d Molas.es.Adhes.ve for Plywood
收藏 引用
j.urnal of Renewable Materials 2024年 第8期12卷 1383-1397页
作者: s.tiawan j. s.ahfitri A. Kus.mah s.s. Hermawan D. s.ri R.K. Hakim L. Mardawati E. Lubis.M.A.R. Res.arch Center for Biomas. and Bioproducts National Research and Innovation Agency Cibinong 16911 Indonesia Fores. Product Department Faculty of Forestry and Environment IPB University Bogor 16680 Indonesia Department of Fores. Products Faculty of Forestry Universitas Sumatera Utara Medan 20155 Indonesia Res.arch Collaboration Center for Biomas. and Biorefinery BRIN and Universitas Padjadjaran Bandung 40600 Indonesia Department of Agro-Indus.rial Technology Universitas Padjadjaran Bandung 40600 Indonesia
Molas.es.can s.rve as.a natural adhes.ve for plywood and particleboard. However, s.veral dis.dvantages.remain, including lower dimens.onal s.ability and low bonding s.rength compared to other adhes.ves. Therefore, mod... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论