sanitary sewers 中文意思是什麼
sanitary sewers
解釋
生活污水管道；下水道-
Standard specification for composite ribbed steel pipe, precoated and polyethylene lined for gravity flow sanitary sewers, storm sewers, and other special applications
預塗覆和聚乙烯復合肋式鋼管標準規范 -
Standard practice for structural design of corrugated steel pipe, pipe - arches, and arches for storm and sanitary sewers and other buried applications
雨水衛生污水和其它地下設施用波紋鋼管管拱和拱的結構設計標準實施規范 -
Each of these sanitary fixtures is fitted with a u - shaped water trap to prevent foul smell and insects in the sewers from entering the toilets
上述?生裝置都各設有u形聚水器，防止污水管的臭味和昆蟲進入浴室。 -
Optical fibre cables - sewer cables - family specification for cables to be installed in storm and sanitary sewers
光纜.地下電纜.安裝在雨水道和衛生間下水道的光纜的系列規范
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