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浏览/检索结果: 共7条，第1-7条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 A quantitative assessment of source contributions to fine particulate matter (PM2.5)-bound polycyclic aromatic hydrocarbons (PAHs) and their nitrated and hydroxylated derivatives in Hong Kong 期刊论文 ENVIRONMENTAL POLLUTION, 2016 Ma, Yiqiu; Cheng, Yubo; Qiu, Xinghua; Lin, Yan; Cao, Jing; Hu, Di 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/04 Hong Kong  PM2.5-bound PAHs and the derivatives  Regional transport  Source apportionment  Marine vessels  SOURCE APPORTIONMENT  SEASONAL-VARIATION  HUMAN HEALTH  SIZE DISTRIBUTION  OXYGENATED PAHS  SOUTHERN CHINA  CANCER-RISK  GUANGZHOU  PM2.5  PMF   A three-dimensional visualization method of the earth field data based on GeoSOT-3D grid 期刊论文 Journal of Computational Information Systems, 2015 Wu, Feilong; Cheng, Chengqi; Yang, Yubo; Lu, Nan; Zheng, Chengxun 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Image-based multi-scale subdivisional expression model 其他 2010-01-01 Yang, Yubo; Cheng, Chengqi; Guo, Hui 收藏  |  浏览/下载：1/0  |  提交时间：2015/11/13 An automated registration of RS images based on SURF and piecewise linear transformation 其他 2010-01-01 Guo, Hui; Cheng, Chengqi; Yang, Yubo 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/13 Home and away: Chinese migrant workers between two worlds 期刊论文 2010 Myerson, Rebecca; Hou, Yubo; Tang, Huizhen; Cheng, Ying; Wang, Yan; Ye, Zhuxuan 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 MIGRATION  HEALTH  LABOR   Palladium-Catalyzed Coupling Reaction of alpha-Diazocarbonyl Compounds with Aromatic Boronic Acids or Halides 期刊论文 synthesis stuttgart, 2010 Peng, Cheng; Yan, Guobin; Wang, Yan; Jiang, Yubo; Zhang, Yan; Wang, Jianbo 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/16 palladium catalysis  cross-coupling  diazo compounds  aryl halides  arylboronic acids  N-HETEROCYCLIC CARBENES  BETA-HYDRIDE ELIMINATION  ORGANIC-SYNTHESIS  ASYMMETRIC CYCLOPROPANATION  STEREOSELECTIVE-SYNTHESIS  MIGRATORY INSERTION  ARYL HALIDES  MEDIATED COPOLYMERIZATION  CARBONYLATION REACTIONS  STABILIZED CARBENE   Research and Implementation on the Anytime-Anywhere-Service System 其他 2010-01-01 Dong, Fang; Cheng, Chengqi; Guo, Shide; Song, Shuhua; Guo, Hui; Zhang, Endong; Yang, Yubo 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/13 AA-Service  remote sensing images  Global Subdivision Compression Pyramid  Partial-Image Updates  Packet loss retransmission Mechanism