Secondly, with the analysis on the living environment in rural areas, land resources, drinking water safety, solid waste pollution, the author reveals the environmental pollution hazards and causes.
其次，通过对农村居住环境、土地资源、饮用水安全问题、生活垃圾污染四方面现状的分析，揭示了当前农村人居环境污染的危害和原因。
When water or emulsion used in mining or improve safety condition, it also changes the microbial living environment in coalbed.
煤层注水与水力作业在解决煤矿安全与生产难题的同时，也改变了煤层微生物生存环境。
When water or emulsion used in mining or improve safety condition, it also changes the microbial living environment in coalbed.
煤层注水与水力作业在解决煤矿安全与生产难题的同时，也改变了煤层微生物生存环境。
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