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Issue:
Warning of water environmental system of Chengdu section of Tuojiang River Basin
Author(s):
ZHU Jie
,
ZHU Yi-ping
,
ZENG Xiu-li
Pages:
126
-
129
Year:
2011
Issue:
4
Journal:
Journal of Safety and Environment
Keyword:
环境工程学
;
沱江流域
;
现状评价
;
距离指数-层次法
;
系统预警
;
系统动力学法
;
Abstract:
为了给区域水环境风险管理提供风险起因、发生概率、影响过程、后果等直接信息,以沱江流域成都段为例,开展了流域水环境系统预警定量研究.在前期大量现场调研、预测及水环境容量核算的基础上,采用距离指数-层次法对该流域成都段水环境系统进行现状评价,得出沱江流域成都段水环境系统2006年综合指数为0.502,处于不良状态和缓慢恶化之间;而后运用系统动力学方法对水环境系统4个代表指标进行预警,得出在综合对策发展...
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