摘要：工民建其实是工厂建筑、民用建筑、商业建筑的简称。

Abstract: : the factory building and civil engineering is actually civil building, commercial building for short.

youdao

摘要：工民建其实是工厂建筑、民用建筑、商业建筑的简称。

Abstract: : the factory building and civil engineering is actually civil building, commercial building for short.

youdao