探讨如何充分利用开拓巷道掘进宽度，并巧妙运用简易（移动）道岔解决空、重车的调度，达到灵活、快捷、经济等良好效果。
This article research how to make the most of development roadway's drivage width, by using simple turnout to solving empty and heavy mine car dispatching, and gain the easy, quick, economic end.
四台矿在开拓14号层404东部盘区过程中，盘区巷道所穿位置地质构造极其复杂，给盘区巷道的掘进带来了极大的困难。
In the course of carving out NO. 14 coalbed 404 of the east area in Sitai mine, it brings a lot of difficulties during digging that geologic structure is very complex in area of digging.
目前煤矿岩巷开拓任务重，岩巷机械化掘进成为各矿普遍存在的技术难题。
Developing rock roadway of coal mine is a hard task at present. Mechanized drivage of rock roadway has become a common technical problem of every coal mine.
目前煤矿岩巷开拓任务重，岩巷机械化掘进成为各矿普遍存在的技术难题。
Developing rock roadway of coal mine is a hard task at present. Mechanized drivage of rock roadway has become a common technical problem of every coal mine.
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