运用连续折叠单向倒塌爆破技术拆除了一框架结构的楼房。

A framework building was demolished using the continuous folding unidirectional collapsing blasting technology.

youdao

运用连续折叠单向倒塌爆破技术拆除了一框架结构的楼房。

A framework building was demolished using the continuous folding unidirectional collapsing blasting technology.

youdao