Methods A questionnaire survey and an on - site investigation of the present situation on disposal of house refuse and domestic sewage of rural areas in the country were carried out.
方法对农村生活污水与垃圾排放量进行问卷调查与现场调查。结果不同地区农村垃圾、污水的排放量不同。
Methods A questionnaire survey and an on - site investigation of the present situation on disposal of house refuse and domestic sewage of rural areas in the country were carried out.
方法对农村生活污水与垃圾排放量进行问卷调查与现场调查。结果不同地区农村垃圾、污水的排放量不同。
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