gravity sewers 中文意思是什麼
gravity sewers
解釋
重力下水道-
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 -
Fibre - cement pipes for sewers and drains - pipes, joints and fittings for gravity systems
下水管和排水道用纖維水泥管.第1部分:重力管路系統用管道管連接件和管配件 -
En 588 - 1 fibre - cement pipes for sewers and drains. part 1 : pipes, joints and fittings for gravity systems
地下排水管道用纖維水泥管.第1部分:重力循環系統用管子接頭和配件 -
Practice for underground installation of thermoplastic pipe for sewers and other gravity - flow applications
排污水和其它重力流動設備用熱塑性管的地下安裝實施規程 -
Standard practice for selection of gravity sewers suitable for installation of optical fiber cable and conduits
適合於鋪設光纜和導管的重力下水道選擇的標準實施規范 -
General requirements for components used in discharge pipes, drains and sewers for gravity systems
自流系統泄放排水和污水管部件一般要求 -
Fibre - cement pipes for sewers and drains - part 1 : pipes, joints and fittings for gravity systems ; german version en 588 - 1 : 1996
纖維水泥污水管.第1部分:重力系統用管連接件和配件
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