• 1. prepared roofing: 屋顶油毡纸 | 卷材屋面
• 2. asphalt prepared roofing: 沥青卷材屋面
• 3. tar prepared roofing: 柏油成品屋面材料

• 1.The overhead double-top roof has better thermal insulation effect and rainproof performance than the cast-in-suit concrete waterproof prepared roofing.
  架空双顶屋面的保温隔热效果和防雨性能比现浇钢筋混凝土防水卷材屋面好。
  dict.yoduao.com

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