QQ客服 官方微博 反馈留言

浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2020     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择发表日期升序发表日期降序提交时间升序提交时间降序题名升序题名降序作者升序作者降序 Information retrieval: a view from the Chinese IR community 期刊论文 FRONTIERS OF COMPUTER SCIENCE, 2020, 卷号: 15, 期号: 1, 页码: 15 作者:  Chen, Zhumin;  Cheng, Xueqi;  Dong, Shoubin;  Dou, Zhicheng;  Guo, Jiafeng 收藏  |  浏览/下载：37/0  |  提交时间：2020/12/10 information retrieval  redefinition  information  scope of retrieval  retrieval models  users  system architecture  evaluation   Simultaneous measurements of urban and rural particles in Beijing - Part 2: Case studies of haze events and regional transport 期刊论文 ATMOSPHERIC CHEMISTRY AND PHYSICS, 2020, 卷号: 20, 期号: 15, 页码: 9249-9263 作者:  Chen, Yang;  Shi, Guangming;  Cai, Jing;  Shi, Zongbo;  Wang, Zhichao 收藏  |  浏览/下载：21/0  |  提交时间：2020/10/12 Simultaneous measurements of urban and rural particles in Beijing - Part 1: Chemical composition and mixing state 期刊论文 ATMOSPHERIC CHEMISTRY AND PHYSICS, 2020, 卷号: 20, 期号: 15, 页码: 9231-9247 作者:  Chen, Yang;  Cai, Jing;  Wang, Zhichao;  Peng, Chao;  Yao, Xiaojiang 收藏  |  浏览/下载：22/0  |  提交时间：2020/10/12 Preparation of High Stability Pd/Ceramic/Ti-Al Alloy Composite Membranes by Electroless Plating 期刊论文 FRONTIERS IN CHEMISTRY, 2020, 卷号: 8 作者:  Zhang, Dongqiang;  Zhao, Jing;  Yang, Ping;  Chen, Yanan;  Fan, Yiqun 收藏  |  浏览/下载：8/0  |  提交时间：2022/03/01 in situ oxidation  Ti-Al alloy  ceramic  Pd composite membrane  hydrogen separation   Brain Functional Specialization Is Enhanced Among Tai Chi Chuan Practitioners 期刊论文 Archives of Physical Medicine and Rehabilitation, 2020, 卷号: 101, 期号: 7, 页码: 1176-1182 作者:  Li-Zhen Chen;  Xinru Yuan;  Yuanchao Zhan;  Shu Zhang;  Liye Zou 收藏  |  浏览/下载：26/0  |  提交时间：2020/06/10 Cognitive function  Frontal cortex  Magnetic resonance imaging  Rehabilitation  Tai Chi Chuan