Multilayer light gauge steel structure residence is a new type of residence system of green and environmental protection.

多层轻钢结构住宅是一种绿色环保的新型住宅体系。

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Multilayer light gauge steel structure residence is a new type of residence system of green and environmental protection.

多层轻钢结构住宅是一种绿色环保的新型住宅体系。

youdao