prepared roofing
常见例句
- Material prices feeding the increase include prepared asphalt and tar roofing, up 5.6 percent from May, and 38.9 percent higher from June 2008.
预制沥青屋面价格上涨也在其中，其价格较今年五月上涨5.6%，并比去年同期上涨38.9%。 - 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。
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