There are four excavation crews working on recovering bones at the dig site right now.
目前，有四名队员在挖掘现场进行骨头的回收工作。
According to the working characters of retaining piles for deep excavation, the arching effect in adjoining soil is analyzed.
根据深基坑桩排式支护中护壁桩的受力变形特点，分析了被支护土体中的成拱作用。
Roadheader is an import excavation equipment, but its stability is connected with its working efficiency.
掘进机在挖掘设备中具有重要作用，而掘进机作业稳定性与生产效益密切相关。
Temporary supporting is a requisite working procedure for bolting work in full mechanized roadway excavation face.
综掘巷道采用锚杆支护时，临时支护是必不可少的一道工序。
Mainly used in roadway construction, excavation rock and soil volume, opencast working, blom up holes of explosion & pre-intensity, for water conservancy projects.
主要用于道路建设、土石方开挖及露天开采，水利工程爆破孔、预烈孔的凿岩工序，是理想的高效穿凿设备。
During the in-vein preparotory working, research was made of the rapid excavation technology and ventilation at in-vein preparatory work.
并在实施过程中进行了快速采掘技术和脉内采准通风的研究。
During the in-vein preparotory working, research was made of the rapid excavation technology and ventilation at in-vein preparatory work.
并在实施过程中进行了快速采掘技术和脉内采准通风的研究。
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