sheet felt 中文意思是什麼
sheet felt
解釋
片氈-
Standard test method for low temperature unrolling of felt or sheet roofing and waterproofing materials
氈子或薄層屋面和防水材料低溫展開的標準試驗方法 -
Chlorinated polyethylene roofing felt and waterproofing sheet without backing ; requirements
不帶襯料的帶防水薄板的聚氯乙烯屋面氈.要求 -
Standard specification for asphalt - saturated and coated organic felt base sheet used in roofing
屋頂用瀝青浸透與塗覆的有機氈基底片材的標準規范
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