longwall face meaning in Chinese

长壁工祖

Ways to raise unit production of longwall face
提高综采工作面的单产途径
Formation and application of the front abutment pressure on longwall face
论采场前方支承压力的形成及应用
Practice of gas control technique for fully mechanized longwall face along dip in high gassy region
高瓦斯区倾向长壁综采面瓦斯防治技术与实践
The study on the movability of the face - contacted blocks in overlying strata above the longwall face in datong
大同采场覆岩面接触块体可动性判定研究
Spatial fracturing progresses of surrounding rock masses in longwall face monitored by microseismic monitoring techniques
微地震监测揭示的采场围岩空间破裂形态

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