The characteristic, structure, raw materials, equipment, process, cost and applications of arched colour plated roofing are introduced. The foams act as insulator, seal and waterproofer in roofing.
简要介绍了用泡沫塑料保温、密封、防水的

钢屋面的特点、构造、材料、设备、施工工艺、生产成本和应用。
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Because, yes, this sounds very concerning, but, on the other hand, I think about how, like — I don't know — in the '80s and '90s, having Styrofoam was just very normal and that people weren't really even worried about plastics.
因为,
的,这听起来非常令人担
,
,另
方面,我想到了,就像——我不知道——在 80 年代和 90 年代,使用聚苯乙烯泡沫塑料
非常正常的,人们甚至都不担心塑料问题。
Now he has channeled his self-described obsessive-compulsive disorder into a green, if dangerous, project: as we walk alongside busy Houston Street, Sedaris spots a trash bag filled with Styrofoam tumbling into the road.
现在,
将被
自己称之为强迫症的习惯变成了
个环保,虽然也有些危险的项目:我们沿着熙熙攘攘的休斯敦大街散步时,赛达里斯发现
个装满泡沫塑料的垃圾袋飘到了马路上。