gravity profile 中文意思是什麼
gravity profile
解釋
重力剖面-
Standard specification for 12 to 60 in. 300 to 1500 mm annular corrugated profile - wall polyethylene pipe and fittings for gravity - flow storm sewer and subsurface drainage applications
自流式雨水管和地下排水裝置用12至60英寸300 to 1500 mm環形波紋狀異型壁聚乙烯管和配件的標準規范 -
Project 62 - 02 - 03 specification for series 10 poly vinyl chloride closed profile gravity pipe and fittings based on controlled inside diameter project 62 - 02 - 03
基於可控內徑的10號系列的聚氯乙烯封閉式異型重力管和管配件規范 -
Standard specification for series 10 poly vinyl chloride closed profile gravity pipe and fittings based on controlled inside diameter
基於控制內徑的系列10聚氯乙烯封閉外形重力管及設備的標準規范
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