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浏览/检索结果: 共6条，第1-6条 帮助 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 Regional characteristics of children's blood lead levels in China: A systematic synthesis of national and subnational population data 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2021, 卷号: 769, 页码: 7 作者:  Liu, Yang;  Liu, Feiyan;  Dong, Kylie Fei;  Wu, Yongning;  Yang, Xingfen 收藏  |  浏览/下载：38/0  |  提交时间：2021/06/10 Blood lead  Child health  Regional characteristics  China  Prefectures   Selectivity-tunable oxidation of tetrahydro-beta-carboline over an OMS-2 composite catalyst: preparation and catalytic performance 期刊论文 DALTON TRANSACTIONS, 2021, 卷号: 50, 期号: 10, 页码: 3682-3692 作者:  Bi, Xiuru;  Tao, Luyao;  Yao, Nan;  Gou, Mingxia;  Chen, Gexin 收藏  |  浏览/下载：38/0  |  提交时间：2022/01/12 DP-4-colorability of two classes of planar graphs 期刊论文 DISCRETE MATHEMATICS, 2019, 卷号: 342, 期号: 11, 页码: 2984-2993 作者:  Chen, Lily;  Liu, Runrun*;  Yu, Gexin;  Zhao, Ren;  Zhou, Xiangqian 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/23 DP-coloring  Identify  Separating cycles   Function Mechanism of Corporate Tax Incentive on R&D Investment 会议论文 PROCEEDINGS OF THE 9TH (2017) INTERNATIONAL CONFERENCE ON FINANCIAL RISK AND CORPORATE FINANCE MANAGEMENT, 2017-01-01 作者:  Liu Jingjian;  Zhao Gexin;  Zhang Jingjing;  Ma Xiaohan 收藏  |  浏览/下载：8/0  |  提交时间：2019/12/02 corporate income tax  R&D investment  plus deduction  policy effect   The surface treatment of ultra-fine ZNO and the rheological properties of PP/ZNO composites (EI收录) 会议论文 American Chemical Society, Polymer Preprints, Division of Polymer Chemistry, Orlando, FL, United states, April 7, 2002 - April 11, 2002 作者:  Yan, Yurong[1];  Zhao, Yaoming[1];  You, Gexin[1] 收藏  |  浏览/下载：0/0  |  提交时间：2019/04/19 Melt-rheology properties of polypropylene/ethylene-vinyl acetate/zeolite blend (EI收录) 会议论文 American Chemical Society, Polymer Preprints, Division of Polymer Chemistry, Orlando, FL, United states, April 7, 2002 - April 11, 2002 作者:  Yan, Yurong[1];  Zhao, Yaoming[1];  You, Gexin[1];  Chen, Junwu[1] 收藏  |  浏览/下载：0/0  |  提交时间：2019/04/19