rural sewage disposal farm
污水灌溉农田
The Impact of Sewage Irrigation on Farm Production
污水灌溉对农业生产的影响
The Discussion of Sewage Disposal in the Swine Farm
规模化养猪场粪便污水治理问题探讨
A sewage farm is like a hospital ward compared to your house.
跟你得房子相比较，污水处理场干净得可以做病房了。
Deodorization of stink gases in sewage farm of oil refinery through adsorption
吸附法治理炼油厂污水处理场恶臭气体的研究
Selection of Secondary Floatation Point and Equipmerts in Sewage Farm of Refinery
炼油污水厂二级浮选点位与设备选择
Sewage disposal into the sources themselves, leakage of sewage into distribution systems or contamination with industrial or farm waste.
污水排入水源，污水渗入给水系统或工农业污水造成污染。
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