摘要
分析了深采工作面顶板端面冒落次数增多、冒高明显增大、煤壁严重片帮的原因，论述了深采工作面对支护形式的要求，提出了保证安全生产的措施。
AbstractBeginning
with an analysis of the causes of more roof falls with increased height in shearer track and
severer coal face spalling in deep coal mines, the paper discusses longwall roof support
requirement and safety precaution measures to be taken for deep coal mines.
出处
《煤矿开采》
1999年第2期32-33,共2页
Coal Mining Technology
