rain water head 中文意思是什麼
rain water head
解釋
水斗-
Roofing accessories. roof skylight with gutter and rain water head for slate and plain tiled roof tops. terminology. dimensions
屋頂附件.石板或平瓦屋頂用帶接水槽和箱屋頂天窗.術語.尺寸
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