drain tile 中文意思是什麼
drain tile
解釋
排水陶管-
A layer of coarse gravel is often placed around the drain tile.
常常在排水瓦管周圍鋪一層粗石礫。 -
Standard specification for concrete drain tile metric
混凝土排水瓦管的標準規范 -
Standard specification for concrete drain tile
混凝土排水瓦管的標準規范 -
Standard specification for clay drain tile and perforated clay drain tile
粘土排水瓦管和多孔粘土排水瓦管的標準規范
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