It is concluded that the shotcreting-bolting support is a effective measure guarding against initial caving.

认为采用喷锚支护是防止其初始冒落的有效措施。

youdao

It is concluded that the shotcreting-bolting support is a effective measure guarding against initial caving.

认为采用喷锚支护是防止其初始冒落的有效措施。

youdao