A massive rock fall trapped the men as they operated a tunnelling machine.

這些工人在操作隧道挖掘機時被大量的落石困住了。

柯林斯例句

The workers were tunnelling through solid rock.

工人們正在堅石中挖掘一條通道.

辭典例句

The prisoners had escaped by tunnelling.

犯人挖地道逃跑了.

互聯(lián)網(wǎng)

There are mainly two kinds of roadheader: Tunnelling Boom Machine ( TBM ) and partial - size tunneling machine.

掘進機按照對于巷道斷面的作用方式可劃分為兩種: 全斷面 掘進 機和部分 斷面 掘進機.

互聯(lián)網(wǎng)

This article presents VPN and its main implementing technology, that is the Tunnelling Technology.

本文闡述了VPN及其實現(xiàn)的主要技術――隧道.

互聯(lián)網(wǎng)

Grave protrusion coal seam tunnelling hydraulic cutting protrusion - dispelling measures is a new technology in the world.

嚴重突出煤層掘進水力掏槽防突措施在國際上是一種防突新技術.

互聯(lián)網(wǎng)

Up till about 1960 the only alternative was bridging over or tunnelling under the waterway.

直到1960年左右所能選擇的方案只是水上架橋法或水下開鑿隧道法.

互聯(lián)網(wǎng)