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缓倾斜煤层群的逐层开采───周锡德,李军,煤矿现代化,1993(2):5~26。近年来兖州矿区推出的连续跨岩石上(下)山无煤柱分层开采,突破了传统的采区概念,使高产高效综采面的推进不受采区的限制,同时又妥善解决了工作面准备、煤炭运输和辅助运输方面的矛...
Stratified Mining of Gentle Inclined Coal Seams ─ ─ ─ Zhou Xi De, Li Jun, Coal Mine Modernization, 1993 (2): 5 ~ 26. In recent years, Yanzhou mining area launched continuous stratified mining on the upper (lower) mountain without coal pillar to break through the traditional concept of mining area so that the advance of high-yield and high-efficiency fully mechanized coal mining face is not restricted by the mining area and the work is properly solved Surface Preparation, Spear in Coal Transportation and Auxiliary Transportation ...