This paper states the problem adding floor on inhere building and bring forward several aspects to think over.

本文就如何对原有建筑物的增层加高问题进行了详细的叙述，并提出在加高后应考虑的几个方面。

youdao

This paper states the problem adding floor on inhere building and bring forward several aspects to think over.

本文就如何对原有建筑物的增层加高问题进行了详细的叙述，并提出在加高后应考虑的几个方面。

youdao