...键词：排水管线普查；污染源调查；管线探测；质量控制 [gap=193]Keywords: drainage pipeline census; Pollution sources survey; Pipeline detection; Quality control ...
基于1个网页-相关网页
survey of pollution sources 污染源甸 ; 污染源调查
Chinese government is poised to conduct its first national survey of pollution sources in February to help control environmental deterioration in the country.
中国政府准备在2月份进行首次全国污染源调查，以帮助控制环境恶化。
By the survey and the monitoring of the present indoor air pollution. The paper reviewed the sources and harm of the indoor air pollution. Solved measures are suggested.
本文通过对银川市室内环境空气污染现状的调查与检测，阐述了室内环境空气污染的来源及危害，提出了污染治理措施。
应用推荐