材料;
工行业;
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、防水的拱形彩钢屋
的特点、构造、材料、设备、施工工艺、生产成本和应用。
瓦；屋瓦；瓦材料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、防水的拱形彩钢屋的特点、构造、材料、设备、施工工艺、生产成本和应用。
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