The facility should have a septicsystem or discharge permit to dispose of sewage.
为处理生活污水，受核工厂须设有生活污水处理系统或领有排污许可证。
2
The leaching field is the part of the septic tank disposal system most prone to failure.
难题浸析区域是厌氧菌处理槽处理系统最易出现故障的部分。
3
The system supplied the calculating program of water supply, drainage, fire fighting, hot water system, and can choose the type of water tank, septic tank and hydrant.