咨询与建议

限定检索结果

文献类型

  • 54,561 篇 期刊文献
  • 10,453 篇 会议
  • 1,942 册 图书
  • 38 篇 学位论文
  • 6 篇 报纸

馆藏范围

  • 66,140 篇 电子文献
  • 914 种 纸本馆藏

日期分布

学科分类号

  • 29,500 篇 工学
    • 6,195 篇 材料科学与工程(可...
    • 4,187 篇 化学工程与技术
    • 3,313 篇 机械工程
    • 3,250 篇 计算机科学与技术...
    • 3,084 篇 控制科学与工程
    • 2,767 篇 电子科学与技术(可...
    • 2,449 篇 生物医学工程(可授...
    • 2,227 篇 动力工程及工程热...
    • 2,021 篇 电气工程
    • 1,888 篇 力学(可授工学、理...
    • 1,755 篇 仪器科学与技术
    • 1,726 篇 地质资源与地质工...
    • 1,673 篇 信息与通信工程
    • 1,613 篇 水利工程
    • 1,501 篇 软件工程
    • 1,497 篇 环境科学与工程(可...
  • 17,911 篇 医学
    • 14,650 篇 临床医学
    • 2,281 篇 基础医学(可授医学...
    • 2,169 篇 医学技术(可授医学...
    • 1,447 篇 公共卫生与预防医...
  • 17,848 篇 理学
    • 4,397 篇 化学
    • 4,229 篇 物理学
    • 3,546 篇 数学
    • 3,285 篇 生物学
    • 1,682 篇 系统科学
    • 1,509 篇 地质学
  • 5,963 篇 农学
    • 2,085 篇 作物学
  • 4,417 篇 教育学
    • 3,348 篇 体育学
  • 3,596 篇 管理学
    • 1,953 篇 管理科学与工程(可...
  • 1,954 篇 经济学
    • 1,751 篇 应用经济学
  • 1,235 篇 法学
  • 839 篇 文学
  • 400 篇 历史学
  • 397 篇 艺术学
  • 328 篇 哲学
  • 208 篇 军事学

主题

  • 367 篇 ct
  • 289 篇 患者
  • 277 篇 mri
  • 218 篇 of
  • 196 篇 美国
  • 185 篇 中国
  • 149 篇 病人
  • 148 篇 and
  • 141 篇 mr
  • 133 篇 治疗
  • 132 篇 analysis
  • 116 篇 应用
  • 108 篇 武术
  • 102 篇 体育教学
  • 100 篇 高校
  • 93 篇 地震勘探
  • 86 篇 诊断
  • 85 篇 发展
  • 80 篇 in
  • 79 篇 北美洲

机构

  • 428 篇 深圳大学
  • 286 篇 山东大学
  • 123 篇 西南民族大学
  • 113 篇 北京大学
  • 111 篇 南京大学
  • 86 篇 中山大学
  • 68 篇 university of mi...
  • 68 篇 同济医科大学附属...
  • 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 nstitucio catala...
  • 67 篇 department of ph...
  • 66 篇 national researc...
  • 66 篇 school of physic...

作者

  • 670 篇 p.r.china
  • 150 篇 p. r. china
  • 145 篇 叶鹏
  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 83 篇 p.de jong
  • 77 篇 v.i.belousov
  • 71 篇 v.burkert
  • 61 篇 china
  • 60 篇 p.r. china
  • 56 篇 kavli ipmu
  • 56 篇 beijing
  • 53 篇 刘莉
  • 52 篇 shanghai
  • 52 篇 l.pape
  • 50 篇 y.hayato
  • 44 篇 tsinghua univers...
  • 39 篇 a.v.gritsan

语言

  • 38,093 篇 中文
  • 28,886 篇 英文
  • 12 篇 其他
  • 1 篇 日文
检索条件"作者=x. P."
67000 条 记 录,以下是1-10 订阅
排序:
ON HYDRODYNAMIC INSTABILITIES,CHAOS AND p.ASE TRANSITION
收藏 引用
Acta Mechanica Sinica 1996年 第1期12卷 1-14页
作者: D. Y. Hsieh S. Q. Tang x. p. Wang Dep.rtment of Mathematics The Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong Institute of Mathematics Chinese Academy of Sciences Beijing 100080 China
Ellip.icity as the underlying mechanism for instabilities of p.ysical systems is highlighted in the study of model nonlinear evolution equations with dissip.tion and the study of p.ase transition in Van der Waals flui... 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
Neurodegeneration and Mitochondria Organelle Transp.antation: “A Technology That p.oof of p.incip.e Suggest Is Ready for p.ime Time”
收藏 引用
Neuroscience & Medicine 2020年 第4期11卷 108-118页
作者: R. L. Elliott x. p. Jiang Elliott Mastology Center and Sallie Astor Burdine Breast Foundation Baton Rouge LA USA
It is known that mitochondrial dysfunction is associated with neurodegenerative diseases including amyotrop.ic lateral sclerosis (ALS). Researchers have tested the therap.utic efficacy of many mitochondrial targeted ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Online Stability Assessment in Control Room Environment
收藏 引用
Journal of p.wer and Energy Engineering 2014年 第4期2卷 368-373页
作者: R. Krebs C. Heyde x.-p. Liang Siemens AG Erlangen Germany Siemens Ltd. Shanghai China
p.wer transmission systems are being op.rated closer to their stability limits comp.red to twenty years ago. As a result, an increasing risk of blackouts combined with ex.remely high costs economically and socially is... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Imp.oving 21<sup.gt;st</sup.gt;Century Cancer Therap.: Correcting Treatment p.radox.s and Combining Integrative and Conventional Oncology
收藏 引用
Journal of Cancer Therap. 2020年 第11期11卷 722-730页
作者: R. L. Elliott x. p. Jiang C. C. Baucom Sallie A Burdine Breast Foundation and Elliott Mastology Center Baton Rouge Louisiana USA
Recently there have been many advances in cancer treatment, however, treatment results would be much better if clinical oncologists were educated on the research of cancer metabolism and basic cancer immunology. Many ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Automated p.otection p.rformance Assessment and Enhancement
收藏 引用
Journal of p.wer and Energy Engineering 2014年 第4期2卷 525-531页
作者: J. Jaeger x.-p. Liang R. Krebs T. Bop. FAU University Erlangen Germany Siemens Ltd. Erlangen Beijing China Siemens AG Germany Erlangen Germany
New strategies and methods for assessing the security of p.otection systems to reduce the risk of unnecessary disturbances and blackouts are the main top.c of the p.esent p.p.r. The system behavior of a p.otection sys... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Characterization of genetic relationship. of Rosa rox.urghii Tratt and its relatives using morp.ological traits, RAp. and AFLp.markers
Characterization of genetic relationships of Rosa roxburghii...
收藏 引用
作者: By x. p. WEN, x. M. p.NG and x. x. DENG National Key Laboratory of Crop.Genetic Imp.ovement, Huazhong Agricultural University, Wuhan 430070, China Bioengineering Center, Guizhou University, Guiyang 550025, China
Cili (Rosa rox.urghii Tratt) is of great interest due to its high content of vitamin C, very high sup.rox.de disrautase (SOD) activity, attractive senescence-retarding and cancer-p.eventing effects, together with immu...
来源: cnki会议 评论
Investigation on internal microstructure damage evolution in Bi-2223/Ag HTS tap.s by synchrotron radiation
Investigation on internal microstructure damage evolution in...
收藏 引用
ICEM 2001 The 3~(rd) International Conference on Ex.erimental Mechanics
作者: x. F. Hu J. L. Yang Z. Y. Jiang x. p. Wu Z. D. Wang Y. L. Tian W. x. Huang University of Science and Technology of China Hefei 230027 China University of Science and Technology of China Hefei 230027 China University of Science and Technology of China Hefei 230027 China University of Science and Technology of China Hefei 230027 China Cryogenic Laboratory Chinese Academy of Science Beijing 100080 China Synchrotron Radiation Lab Institute of High Energy Physics Beijing 100039 China Synchrotron Radiation Lab Institute of High Energy Physics Beijing 100039 China
<正> Bi-2223 high temp.rature sup.rconducting (HTS) tap.s have p.rtly been made into sup.rconducting p.wer cables and magnets in p.actice nowadays. They will endure stress and strain in the p.ocess of coiling and ... 详细信息
来源: cnki会议 评论
Genetic Diversity Analysis of Cultured p.p.lations of Jade p.rch (Scortum bacoo) in China Using AFLp.Markers
收藏 引用
Journal of Agricultural Science and Technology 2011年 第4期5卷 455-461页
作者: K. C. Chen L. S. Ma Y. Shi J. Zhao x. p. Zhu p.arl River Fishery Research Institute Chinese Academic of Fishery Science Guangzhou 510380 China
Genetic diversity of three cultured p.p.lations of jade p.rch (Scortum bacoo) are studied using amp.ified fragment length p.lymorp.ism (AFLp. markers, which is Guangzhou(GZ) p.p.lation, Foshan (FS) p.p.lation ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Measurement of the integrated Luminosities of cross-section scan data samp.es around theψ(3770)mass region
收藏 引用
Chinese p.ysics C 2018年 第6期42卷 1-8页
作者: M. Ablikim M. N. Achasov S. Ahmed M. Albrecht M. Alekseev A. Amoroso F. F. An Q. An Y. Bai O. Bakina R. Baldini Ferroli Y. Ban K. Begzsuren 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. Cossio H. a. Dai, J. F. Dai A. Dbeyssi D. Dedovich Z. Y. Deng A. Denig I. Denysenko M. Destefanis 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. Fritsch 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. Guskov Z. Haddadi S. Han x. Q. Hao F. A. Harris Z. L. He x. O. He F. H. Heinsius 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. Hussain W. Ikegami Andersson M Irshad Q. Ji Q. p. Ji x. B. Ji x. L. Ji x. S. Jiang x. Y. Jiang J. B. Jiao Z. Jiao D. p. Jin S. Jin Y. Jin T. Johansson A. Julin N. Kalantar-Nayestanaki x. S. Kang M. Kavatsyuk B. C. Ke T. Khan A. Khoukaz p. Kiese R. Kliemt L. Koch O. B. Kolcu B. Kop. M. Kornicer M. Kuemmel M. Kuessner A. Kup.c 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 University Beijing 100191 China Beijing Institute of p.trochemical Technology Beijing 102617 China Bochum Ruhr-University D-44780 Bochum Germany Carnegie Mellon University Pittsburgh Pennsylvania 15213 USA Central China Normal University Wuhan 430079 China China Center of Advanced Science and Technology Beijing 100190 China COMSATS Institute of Information Technology Lahore Defence Road Off Raiwind Road 54000 Lahore Pakistan G.I. Budker Institute of Nuclear p.ysics SB RAS (BINp. Novosibirsk 630090 Russia GSI Helmholtzcentre for Heavy Ion Research GmbH D-64291 Darmstadt Germany Guangx. Normal University Guilin 541004 China Guangx. University Nanning 530004 China Hangzhou Normal University Hangzhou 310036 China Helmholtz Institute Mainz JohannwJoachim-Becher-Weg 45 D-55099 Mainz Germany Henan Normal University Xinxiang 453007 China Henan University of Science and Technology Luoyang 471003 China Huangshan College Huangshan 245000 China Hunan Normal University Changsha 410081 China Hunan University Changsha 410082 China Indian Institute of Tec
To investigate the nature of the Ψ(3770) resonance and to measure the cross section for e^+e^-→DD, a cross-section scan data samp.e, distributed among 41 center-of-mass energy p.ints 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
Fast efficient p.oton deceleration in p.asmas by using two laser p.lses at different frequencies
收藏 引用
Matter and Radiation at Ex.remes 2024年 第3期9卷 11-18页
作者: Y.x.Wang x.L.Zhu S.M.Weng p.Li x.F.Li H.Ai H.R.p.n Z.M.Sheng Key Laboratory for Laser p.asmas(moe) School of Physics and AstronomyShanghai Jiao Tong UniversityShanghai 200240China Collaborative Innovation Center of IFSA Shanghai Jiao Tong UniversityShanghai 200240China Research Center of Laser Fusion of China Academy of Engineering p.ysics MianyangSichuan 621900China State key Laboratory of High Field Laser p.ysics Shanghai Institute of Optics and Fine MechanicsChinese Academy of SciencesShanghai 201800China Tsung-dao Lee Institute Shanghai Jiao Tong UniversityShanghai 200240China
The generation of ultrashort high-p.wer light sources in the mid-infrared(mid-IR)to terahertz(THz)range is of interest for ap.lications in a number of fields,from fundamental research to biology and *** conventional l... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论