| 1. | Mines : drainage of sewage and sludge
矿井排污水、污泥。 |
| 2. | Specification for joints for drain and sewer plastic pipes using flexible elastomeric seals
软性人造橡胶密封的排污水塑料管连接件规范 |
| 3. | Practice for underground installation of thermoplastic pipe for sewers and other gravity - flow applications
排污水和其它重力流动设备用热塑性管的地下安装实施规程 |
| 4. | Plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - pipes
一般用途排水和排污水的地下或地面压力系统用塑料管道系统.聚乙烯.管道 |
| 5. | Plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - valves
一般用途排水和排污水的地下或地面压力系统用塑料管道系统.聚乙烯.阀门 |
| 6. | Plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - general
一般用途排水和排污水的地下或地面压力系统用塑料管道系统.聚乙烯.总则 |
| 7. | Plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - fittings
一般用途排水和排污水的地下或地面压力系统用塑料管道系统.聚乙烯.配件 |
| 8. | Plastics piping systems for buried and above - ground pressure systems for water for general purposes , drainage and sewerage - polyethylene - fitness for purpose of the system
一般用途排水和排污水的地下或地面压力系统用塑料管道系统.聚乙烯.系统目的的适合性 |
| 9. | In term of the characteristic of the item regarded , it is concluded that the exhaust gas produced by refectory and automobile is the source of air pollution , and the noise pollution is emanating from automobile and habitation , and the sewerage is derived from the domestic sewage , and the main garbage comes from living garbage
根据该项目的特点，此次评价确定食堂燃油产生的废气和汽车尾气是主要的大气污染源，车辆和生活噪声是主要的噪声源，生活污水是主要的排污水，生活垃圾是主要的固体废弃物。 |
