The paper suggests related authorities put high attention on the environment problem of this kind of onboard toilets after aninvestigat.
采取新造客车安装集便器,现有客车改造安装环保马桶,车站设计安装地下粪便接收池等措施,尽快改变多年来列车厕所直排污物影响线路环境的状况。
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