QQ客服 官方微博 反馈留言

浏览/检索结果: 共3条，第1-3条 帮助 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 The economic and environmental effects of the Beijing-Tianjin-Hebei Collaborative Development Strategy- taking Hebei Province as an example 期刊论文 ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2020, 页码: 11 作者:  Zhang, Rongxia;  Dong, Suocheng;  Li, Zehong 收藏  |  浏览/下载：6/0  |  提交时间：2021/07/09 Beijing-Tianjin-Hebei Collaborative Development Strategy  Counterfactual analysis  Treatment effects  Panel data approach   Evaluating Performance and Elucidating the Mechanisms of Collaborative Development within the Beijing-Tianjin-Hebei Region, China 期刊论文 SUSTAINABILITY, 2018, 卷号: 10, 期号: 2, 页码: 19 作者:  Fang, Chuanglin;  Luo, Kui;  Kong, Yunlong;  Lin, Haoxi;  Ren, Yufei 收藏  |  浏览/下载：23/0  |  提交时间：2019/05/30 collaborative development  comprehensive evaluation  fixed asset investment  fiscal expenditure  Beijing Tianjin Hebei region   Design and security strategy analysis for SaaS and private cloud-based OA platform 期刊论文 advances in intelligent and soft computing, 2012 Li, Dacan; Gong, Yuanyuan; Shen, Nana; Qin, Tongshu 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/13