咨询与建议

限定检索结果

文献类型

  • 21,946 篇 期刊文献
  • 21,037 篇 会议
  • 172 册 图书
  • 144 篇 专利

馆藏范围

  • 43,297 篇 电子文献
  • 3 种 纸本馆藏

日期分布

学科分类号

  • 24,773 篇 工学
    • 6,291 篇 化学工程与技术
    • 6,090 篇 计算机科学与技术...
    • 4,660 篇 软件工程
    • 4,437 篇 材料科学与工程(可...
    • 3,674 篇 电气工程
    • 3,433 篇 电子科学与技术(可...
    • 3,101 篇 动力工程及工程热...
    • 2,709 篇 机械工程
    • 2,252 篇 冶金工程
    • 2,204 篇 信息与通信工程
    • 2,082 篇 控制科学与工程
    • 2,073 篇 力学(可授工学、理...
    • 1,957 篇 环境科学与工程(可...
    • 1,773 篇 土木工程
    • 1,566 篇 仪器科学与技术
    • 1,388 篇 光学工程
    • 1,375 篇 建筑学
    • 1,335 篇 石油与天然气工程
    • 1,319 篇 生物医学工程(可授...
    • 1,304 篇 生物工程
  • 17,279 篇 理学
    • 7,734 篇 物理学
    • 5,721 篇 化学
    • 3,867 篇 数学
    • 2,750 篇 生物学
    • 1,214 篇 统计学(可授理学、...
  • 3,868 篇 管理学
    • 2,858 篇 管理科学与工程(可...
    • 1,347 篇 工商管理
  • 3,120 篇 医学
    • 1,975 篇 临床医学
    • 1,274 篇 基础医学(可授医学...
  • 1,615 篇 农学
  • 950 篇 经济学
  • 750 篇 法学
  • 406 篇 教育学
  • 134 篇 军事学
  • 112 篇 文学
  • 36 篇 历史学
  • 35 篇 艺术学
  • 29 篇 哲学

主题

  • 603 篇 accuracy
  • 508 篇 research and dev...
  • 320 篇 deep learning
  • 259 篇 feature extracti...
  • 258 篇 convolutional ne...
  • 257 篇 training
  • 251 篇 reliability
  • 250 篇 testing
  • 230 篇 computational mo...
  • 229 篇 temperature
  • 204 篇 support vector m...
  • 201 篇 real-time system...
  • 170 篇 voltage
  • 163 篇 internet of thin...
  • 163 篇 data models
  • 159 篇 costs
  • 155 篇 optimization
  • 152 篇 simulation
  • 149 篇 monitoring
  • 147 篇 predictive model...

机构

  • 990 篇 department for p...
  • 925 篇 institute of phy...
  • 896 篇 physics departme...
  • 886 篇 cavendish labora...
  • 873 篇 dipartimento di ...
  • 872 篇 school of physic...
  • 862 篇 department of ph...
  • 858 篇 institute of phy...
  • 854 篇 department of ph...
  • 847 篇 institute of hig...
  • 841 篇 west university ...
  • 839 篇 cern geneva
  • 832 篇 institut für ker...
  • 824 篇 department of ph...
  • 817 篇 department of ph...
  • 811 篇 physics departme...
  • 763 篇 school of physic...
  • 758 篇 infn e laborator...
  • 753 篇 department of ph...
  • 750 篇 division of phys...

作者

  • 662 篇 bachacou h.
  • 625 篇 annovi a.
  • 604 篇 akimov a.v.
  • 564 篇 alonso f.
  • 561 篇 amidei d.
  • 560 篇 amelung c.
  • 560 篇 adelman j.
  • 559 篇 argyropoulos s.
  • 558 篇 arnaez o.
  • 558 篇 anastopoulos c.
  • 557 篇 alexopoulos t.
  • 557 篇 aad g.
  • 557 篇 ahmadov f.
  • 556 篇 alhroob m.
  • 554 篇 abulaiti y.
  • 554 篇 adye t.
  • 553 篇 alimonti g.
  • 551 篇 alexa c.
  • 548 篇 adamczyk l.
  • 548 篇 abramowicz h.

语言

  • 38,793 篇 英文
  • 2,941 篇 其他
  • 977 篇 中文
  • 482 篇 日文
  • 89 篇 德文
  • 75 篇 法文
  • 21 篇 朝鲜文
  • 5 篇 俄文
  • 3 篇 斯洛文尼亚文
  • 2 篇 西班牙文
  • 2 篇 意大利文
  • 2 篇 葡萄牙文
  • 1 篇 阿拉伯文
  • 1 篇 波兰文
  • 1 篇 乌克兰文
检索条件"机构=Research and Development Technology Development"
43299 条 记 录,以下是71-80 订阅
排序:
An integrated multi-scale approach for transient analysis of multi-well horizontal pad with well interference in shale gas reservoirs: Methodology and case study
收藏 引用
Petroleum Science 2025年 第3期22卷 1155-1170页
作者: Hong-Yang Chu Si-Dong Fang Zhi-Qiang Ren Jian-Dong Zou Ran Bi Wei-Yao Zhu W.John Lee State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development Beijing102206China School of Civil and Resources Engineering University of Science and Technology Beijing100083BeijingChina Harold Vance Department of Petroleum Engineering Texas A&M University77843College StationUSA Research Institute of Exploration and Development Changqing Oilfield CompanyPetroChinaXi'an710018ShaanxiChina Research Institute of Petroleum Exploration and Development PetroChinaBeijing100083China
Shale gas, as a clean, low-carbon, and abundant unconventional natural gas resource, plays a crucial role in achieving clean energy transformation and carbon neutrality. The Fuling shale gas reservoir in Sichuan Basin... 详细信息
来源: 评论
Iterative Model Predictive Control for Automatic Carrier Landing of Carrier-Based Aircrafts Under Complex Surroundings and Constraints
收藏 引用
Journal of Shanghai Jiaotong university(Science) 2024年 第4期29卷 712-724页
作者: ZHANG Xiaotian HE Defeng LIAO Fei College of Information Engineering Zhejiang University of TechnologyHangzhou310023China Aerospace Technology Institute China Aerodynamics Research and Development CenterMianyang621000SichuanChina
This paper considers the automatic carrier landing problem of carrier-based aircrafts subjected to constraints,deck motion,measurement noises,and unknown *** iterative model predictive control(MPC)strategy with constr... 详细信息
来源: 评论
TransDenseInceptionNet: A Deep Learning Framework for Teenage Cybersecurity Awareness Using Real-World E-Safety Data
Informatica (Slovenia)
收藏 引用
Informatica (Slovenia) 2025年 第18期49卷 179-190页
作者: Xu, Shu Peng, Song An, Jie Guangzhou Huashang College Research Base of Guangdong Basic Education Development Guangzhou511300 China Hunan University of Technology and Business ChangSha410205 China
The rapid rise in teenage internet use has heightened the need for effective e-safety and cybersecurity measures. However, existing models often lack the precision and adaptability required to address the complex and ... 详细信息
来源: 评论
Application of tunable diode laser absorption spectroscopy in mesoscale hypersonic flow field measurement  4
Application of tunable diode laser absorption spectroscopy i...
收藏 引用
4th International Conference on Laser, Optics, and Optoelectronic technology, LOPET 2024
作者: Tang, Yunlong Gao, Hui Lei, Qiannan Xu, Feng Research and Development Center Institute of Xi’an Aerospace Propulsion Test Technology Xi’an China Research and Development Center Institute of Beijing Aerospace Control Device Beijing China
In the air-breathing engine test, the component concentration in the inlet flow field is a key parameter, but there is a lack of online methods to measure this parameter in real time. Tunable diode laser absorption sp... 详细信息
来源: 评论
Monitoring firn and wet snow on mountain glaciers:polarization and orbit effects
收藏 引用
地球空间信息科学学报(英文版) 2024年 第3期27卷 761-772页
作者: Ying Huang Lei Huang Tobias Bolch Institute of Geology China Earthquake AdministrationBeijingChina International Research Center of Big Data for Sustainable Development Goals BeijingChina Aerospace Information Research Institute Chinese Academy of SciencesBeijingChina International Research Center of Big Data for Sustainable Development Goals BeijingChina Aerospace Information Research Institute Chinese Academy of SciencesBeijingChina Institute of Geodesy Graz University of TechnologyGrazAustria
Mountain glaciers are sensitive to climate variability and can be of great importance for downstream populations due to their hydrological *** Aperture Radar(SAR)images are often used to monitor the characteristics of... 详细信息
来源: 评论
Image Retrieval with Segment Anything and CNN Techniques  8
Image Retrieval with Segment Anything and CNN Techniques
收藏 引用
8th International Conference on Computer Science and Engineering, UBMK 2023
作者: Ozbek, Muhammed Murat Tekgoz, Hilal Loodos Technology Research and Development Departmant Istanbul Turkey
In many fields, t he i mage r etrieval t echnique is crucial to efficiently s earch a l arge a mount o f i mage d ata and find similar images. Today, people use large amounts of big data produced in digital environmen... 详细信息
来源: 评论
An experimental study of noise generated by tandem blades
收藏 引用
Chinese Journal of Aeronautics 2025年 第2期38卷 143-160页
作者: Xiaolong TANG Fan TONG Chao WANG Jue DING Guangming LI Xiaoquan YANG Shanghai Institute of Applied Mathematics and Mechanics Shanghai Frontier Science Center of MechanoinformaticsShanghai Key Laboratory of Mechanics in Energy EngineeringSchool of Mechanics and Engineering ScienceShanghai UniversityShanghai 200072China Key Laboratory of Aerodynamic Noise Control China Aerodynamics Research and Development CenterMianyang 621000China Equipment Design and Testing Technology Research Institute China Aerodynamics Research and Development CenterMianyang 621000China
To facilitate the low-noise design of tandem lift bodies as applied in aeroengines and aircraft,the acoustic features of tandem blades are investigated by wind-tunnel *** is further specialized for the rotating blades... 详细信息
来源: 评论
Adaptive Leader-Follower Consensus Control of Multiple Flexible Manipulators With Actuator Failures and Parameter Uncertainties
收藏 引用
IEEE/CAA Journal of Automatica Sinica 2023年 第4期10卷 1020-1031页
作者: Yu Liu Lin Li School of Automation Science and Engineering South China University of TechnologyGuangzhou 510640 Research and Development Center of Precision Electronic Manufacturing Technology Guangzhou Institute of Modern Industrial TechnologyGuangzhou 511458China
In this paper,the leader-follower consensus problem for a multiple flexible manipulator network with actuator failures,parameter uncertainties,and unknown time-varying boundary disturbances is *** purpose of this stud... 详细信息
来源: 评论
Bionic Design and Experimental Validation of a Robotic Airship Inspired by the Physalia physalis
收藏 引用
Journal of Bionic Engineering 2024年 第2期21卷 740-753页
作者: Yueneng Yang Lili Chen Zhiyang Liu Shifeng Zhang College of Aerospace Science and Engineering National University of Defense TechnologyNo.109Deya RoadKaiFu DistrictChangsha410073China Aerospace Technology Institute China Aerodynamics Research and Development CenterMianyang621000China
The robotic airship is one of the most unique and promising green aircraft,however,as a“lighter-than-air aircraft”and“thermal aircraft”,its long-endurance flight has great difficulties in decreasing drag and contr... 详细信息
来源: 评论
A Review on the Precise Control of the Liquid Nitrogen Supplying System in Transonic Cryogenic Wind Tunnel
收藏 引用
Journal of Thermal Science 2023年 第2期32卷 692-707页
作者: ZHANG Wei GAO Rong CHENG Jun CHEN Wanhua SONG Yuanjia LIAO Daxiong College of Aerospace Science and Engineering National University of Defense TechnologyChangsha 410073China China Aerodynamics Research and Development Center Mianyang 621000China
The liquid nitrogen(LN2)supplying system,one of the four key systems of the cryogenic wind tunnel(CWT),is an essential guarantee for the precise control,fast and safe regulation of the wind tunnel’s total ***,the tec... 详细信息
来源: 评论