anchor arm

• 锚杆,锚臂

anchor arm的用法和样例：

例句

1. A new anchor applied to the stoping tunnel supporting of coal mine is recommended.
   介绍了一种用于煤矿回采巷道支护的新型锚杆。
2. 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。