多层轻钢结构住宅是一种绿色环保的新型住宅体系。

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

youdao

多层轻钢结构住宅是一种绿色环保的新型住宅体系。

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

youdao