shoring support timbering retaining strut rock support
They drove in a convoy a round the city in commandeered cars.
在该城附近,他们驶入被征用汽车中的一支护送车队。
—— 《柯林斯英汉双解大词典》Their use made the design of roadway surrounding rock supporting safer.
这些结果的应用使巷道岩石支护的设计更趋于安全。
—— 给力词典精选Lastly, the paper simulates bolt timbering of the laneway along the gob.
最后, 分析模拟了沿空巷道的锚杆支护情况。
—— 给力词典精选Pre - tensioned bolts support is an effective way to improve joint roof stability.
预应力锚杆支护,是提高煤巷节理顶板稳定性的有效方法。
—— 给力词典精选Drilling, anchoring and grouting together is a particular form of anchoring - grouting.
钻锚注支护属于锚注支护的一种特殊形式。
—— 给力词典精选