具有分段装药结构炮孔的缓冲孔爆破是边坡控制爆破方法之一。

Cushion blasting with divided charge holes is one of the controlled blasting techniques near slopes.

youdao

具有分段装药结构炮孔的缓冲孔爆破是边坡控制爆破方法之一。

Cushion blasting with divided charge holes is one of the controlled blasting techniques near slopes.

youdao