production and household sewage disposal 生产及生活污水排放
dispersive household sewage 分散生活污水
household d sewage 住宅排水
The Neo's biogas fuel is produced from a combination of household sewage and livestock waste, broken down and fermented.
这一新发明的原料是沼气，由家庭污水混上家畜排泄物进行分解和发酵产生。
The lack of cycling of the former drainage system in the Park, and the prolonged pollution from the surrounding household sewage, the lake in the park saw less and less flora and fish.
由于园内水体原有的排水系统缺少循环，加之长期受周边生活污水的污染，湖中的植物和鱼类越来越少。
We will increase funding from bondsalesand central budgetary allocations to support construction of facilities for treating urban sewage and household wastes and disposing of hazardous waste.
增加国债资金和中央预算内资金，支持城镇生活污水、垃圾处理和危险废物处理设施建设。
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