咨询与建议

限定检索结果

文献类型

  • 103,965 篇 期刊文献
  • 13,630 篇 会议
  • 3 册 图书

馆藏范围

  • 117,596 篇 电子文献
  • 2 种 纸本馆藏

日期分布

学科分类号

  • 50,399 篇 工学
    • 10,679 篇 化学工程与技术
    • 7,134 篇 材料科学与工程(可...
    • 4,551 篇 计算机科学与技术...
    • 4,393 篇 土木工程
    • 3,528 篇 电子科学与技术(可...
    • 3,426 篇 软件工程
    • 3,345 篇 机械工程
    • 3,097 篇 控制科学与工程
    • 2,745 篇 建筑学
    • 2,693 篇 仪器科学与技术
    • 2,265 篇 力学(可授工学、理...
    • 2,045 篇 水利工程
    • 2,043 篇 光学工程
    • 1,916 篇 交通运输工程
    • 1,774 篇 生物医学工程(可授...
  • 33,776 篇 理学
    • 10,007 篇 化学
    • 8,796 篇 数学
    • 4,860 篇 生物学
    • 4,202 篇 物理学
    • 1,781 篇 系统科学
  • 29,687 篇 医学
    • 18,859 篇 临床医学
    • 3,763 篇 中西医结合
    • 3,670 篇 基础医学(可授医学...
    • 3,516 篇 药学(可授医学、理...
    • 2,040 篇 医学技术(可授医学...
  • 7,213 篇 管理学
    • 4,071 篇 管理科学与工程(可...
  • 6,660 篇 教育学
    • 3,390 篇 教育学
    • 1,976 篇 体育学
  • 6,636 篇 农学
    • 2,041 篇 作物学
  • 3,261 篇 经济学
    • 3,012 篇 应用经济学
  • 2,545 篇 文学
  • 2,473 篇 法学
  • 990 篇 历史学
  • 921 篇 哲学
  • 646 篇 艺术学
  • 296 篇 军事学

主题

  • 926 篇 中国
  • 602 篇 治疗
  • 537 篇 大鼠
  • 430 篇 合成
  • 424 篇 诊断
  • 285 篇 稀土
  • 259 篇 设计
  • 255 篇 of
  • 234 篇 测定
  • 231 篇 儿童
  • 229 篇 稳定性
  • 214 篇 催化剂
  • 213 篇 高校
  • 201 篇 apoptosis
  • 189 篇 计算机
  • 186 篇 大学生
  • 185 篇 应用
  • 180 篇 细胞凋亡
  • 171 篇 小鼠
  • 159 篇 数值模拟

机构

  • 2,170 篇 北京大学
  • 2,156 篇 同济大学
  • 2,017 篇 清华大学
  • 1,795 篇 南京大学
  • 1,415 篇 四川大学
  • 1,319 篇 复旦大学
  • 1,317 篇 武汉大学
  • 1,305 篇 上海交通大学
  • 1,197 篇 浙江大学
  • 1,158 篇 吉林大学
  • 1,073 篇 华东师范大学
  • 1,063 篇 厦门大学
  • 982 篇 天津大学
  • 898 篇 南开大学
  • 885 篇 山东大学
  • 872 篇 西安交通大学
  • 817 篇 华中科技大学
  • 766 篇 西北大学
  • 728 篇 首都师范大学
  • 728 篇 中山大学

作者

  • 1,416 篇 china
  • 175 篇 tsinghua univers...
  • 94 篇 china)
  • 78 篇 shanghai
  • 74 篇 beijing
  • 64 篇 p.r.china
  • 58 篇 哈木拉提·吾甫尔
  • 57 篇 张敏
  • 50 篇 刘杰
  • 42 篇 张波
  • 40 篇 郑哲民
  • 38 篇 冯新德
  • 35 篇 china.
  • 32 篇 huazhong univers...
  • 32 篇 朱长庚
  • 28 篇 苏文辉
  • 28 篇 陈鹏
  • 28 篇 莫雷
  • 28 篇 王伟
  • 27 篇 马人乐

语言

  • 84,354 篇 中文
  • 33,242 篇 英文
  • 1 篇 法文
  • 1 篇 日文
检索条件"作者=2. Department of Civil engineering, Kyushu university, Fukuoka 812 85"
117598 条 记 录,以下是81-90 订阅
排序:
Properties of High Volume Fly Ash Concrete Compensated by Metakaolin or Silica Fume
收藏 引用
Journal of Wuhan university of Technology(Materials Science) 2007年 第4期22卷 728-732页
作者: 魏小胜 department of civil {2. Huazhong University of Science and Technology
The compressive strength and dynamic modulus of high volume fly ash concrete with incorporation of either metakaolin or silica fume were investigated. The water to cementitious materials ratio was kept at 0.4 for all ... 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
Plain language in the healthcare of Japan:a systematic review of“plain Japanese”
收藏 引用
Global Health Journal 2024年 第3期8卷 113-118页
作者: Hatsune Kido Soichiro Saeki Mayu Hiraiwa Masashi Yasunaga Rie Tomizawa Chika Honde Toshio fukuoka Kaori Minamitani department of Medical Education Kurashiki Central HospitalKurashikiOkayama 710-8602Japan Center Hospital of the National Center for Global Health and Medicine Tokyo 162-8655Japan department of Public Health Graduate School of MedicineOsaka UniversitySuitaOsaka 565-0871Japan School of Nursing Graduate School of NursingOsaka Metropolitan UniversityOsaka 545-0051Japan department of Public Health Nursing Shiga University of Medical ScienceOtsuShiga 520-2192Japan department of General Medicine Kurashiki Central HospitalKurashikiOkayama 710-8602Japan department of International Medical Care Rinku General Medical CenterIzumisanoOsaka 598-0048Japan
Objective:Despite the decrease in the number of foreign visitors and residents in Japan due to the coronavirus disease 2.19,a resurgence is remarkable from ***,Japan's medical support system for foreign patients,espec... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Effects of Curing Systems on Properties of High Volume Fine Mineral Powder RPC and Appearance of Hydrates
收藏 引用
Journal of Wuhan university of Technology(Materials Science) 2010年 第4期25卷 619-623页
作者: 刘娟红 College of civil and Environmental engineering University of Science and Technology Beijing
The effects of different curing systems on the properties of high volume fine mineral powder RPC (reactive powder concrete) and the appearances of hydrates were studied. The experimental results show that dry-heatin... 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
Research progress of the NSFC Major Research Plan “Dynamic Disaster Evolution of Major engineering Structures”
收藏 引用
Science China(Technological Sciences) 2010年 第2期53卷 592-594页
作者: RU JiPing1, LI DaPeng1, LI ZhongXian2.1 department of engineering & Materials Science, NSFC, Beijing 100085, China 2.School of {2. engineering, Tianjin university, Tianjin 300072. China 1. department of engineering & Materials Science NSFC Beijing 100085 China2. School of Civil Engineering Tianjin University Tianjin 300072 China
The NSFC Major Research Plan aims to conduct researches at the international research frontiers on modeling of strong earthquake ground motions and strong wind or typhoon fields, and investigating the damage and failu... 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
On the general expressions of finite Hankel transform
收藏 引用
Science China(Physics,Mechanics & Astronomy) 2010年 第11期53卷 2125-2130页
作者: JIANG Quan 1,2.& GAO CunFa 1 1 College of Aerospace engineering,Nanjing university of Aeronautics and Astronautics,Nanjing 2.0016,China 2.School of {2. engineering,Nantong university,Nantong 2.6019,China 1. College of Aerospace engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 China2. School of Civil Engineering Nantong University Nantong 226019 China
The general expressions of finite Hankel transform are naturally deduced with the help of the property of Bessel *** equations in this paper can degenerate into three kinds of boundaries since all the coefficients in ... 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
Key technology of mine underground mobile positioning based on LiDAR and coded sequence pattern
收藏 引用
中国有色金属学会会刊:英文版 2011年 第S3期21卷 570-576页
作者: WANG Zhi1, 2. WU Li-xin1, 2. LI Hui-ying3 1. College of Resources and civil engineering, Northeastern {2., Shenyang 110004, China 2. Academy of Disaster Reduction and Emergency Management, Ministry of civil Affairs and Ministry of Education, Beijing Normal {2., Beijing 100875, China 3. College of Computer Science and Technology, Jilin {2., Changchun 130012. China [a] College of Resources and civil engineering Northeastern University Shenyang 110004 China [b] Academy of Disaster Reduction and Emergency Management Ministry of Civil Affairs and Ministry of Education Beijing Normal University Beijing 100875 China [c] College of Computer Science and Technology Jilin University Changchun 130012 China
Technologies of underground mobile positioning were proposed based on LiDAR data and coded sequence pattern landmarks for mine shafts and tunnels environment to meet the needs of fast and accurate positioning and navi... 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
THE TRANSFORMED NONPARAMETRIC FLOOD FREQUENCY ANALYSIS
收藏 引用
Journal of Computational Mathematics 1994年 第4期12卷 330-338页
作者: Kaz Adamowski(department of civil {2. university of Ottawa, Ottawa, Canada)Wojciech Feluch(Institute of Environmental {2. , Technical university of Warsaw, Warsaw, Poland) UNIV OTTAWA DEPT CIVIL ENGNOTTAWA K1N 6N5ONTARIOCANADA WARSAW UNIV TECHNOL INST ENVIRONM ENGNPL-00661 WARSAWPOLAND
The nonparametric kernel estimation of probability density function (PDF) pro-vides a uniform and accurate estimate of flood frequency-magnitude ***, the kernel estimate has the disadvantage that the smoothing factor ... 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
Effect of Activator and Curing Mode on Fly Ash-based Geopolymers
收藏 引用
Journal of Wuhan university of Technology(Materials Science) 2009年 第5期24卷 711-715页
作者: 侯云芬 Institute of civil engineering and Traffic Beijing Institute of Civil Engineering and Architecture department of Material China University of Mining and Technology
The influences of concentration and modulus of sodium silicate solution and curing mode on the phase composition, microstructure and strength development in the geopolymers prepared using Class F fly ash were investig... 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
NUMERICAL MODEL FOR FLOW MOTION WITH VEGETATION
收藏 引用
Journal of Hydrodynamics 2008年 第2期20卷 172-178页
作者: ZHANG Jian-tao SU Xiao-hui department of civil and Hydraulic {2. Dalian University of Technology Dalian 116023 China department of civil {2. National University of Singapore Singapore 119260 Singapore
A set of governing equations for turbulent flows in vegetated area were derived with the assumption that vegetation is of straight and rigid cylinder. The effect of vegetation on flow motion was represented by additio... 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
First passage failure of dynamical power systems under random perturbations
收藏 引用
Science China(Technological Sciences) 2010年 第9期53卷 2495-2500页
作者: CHEN LinCong1 & ZHU WeiQiu2.1 College of civil engineering,Huaqiao {2.,Xiamen 36102.,China 2.department of Mechanics,State Key Laboratory of Fluid Power Transmission and Control,Zhejiang {2.,Hangzhou 31002.,China 1. College of civil engineering Huaqiao University Xiamen 361021 China2. Department of Mechanics State Key Laboratory of Fluid Power Transmission and Control Zhejiang University Hangzhou 310027 China
The first-passage problem of dynamical power system of a single-machine-infinite-bus (SMIB) system under random perturbations is ***,the stochastic averaging method for quasi non-integrable generalized Hamiltonian sys... 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