The obtained results are shown that the anchor bolts supports in the fissured rock mass is good to raise the safety of the whole structure of grottoes.
结果表明,锚杆的加固作用是明显的,在有裂隙的部位打入锚杆对石窟整体结构的安全性是有益处的。
3
Around glue put up sealing material in the speaker surround and the anchor plate, enhancement the sound proof will raise oil to consume.