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.
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。
A finite element model of the seamless turnout on simple supported beam bridge was established by regarding the turnout, beam and pier as one system.
将道岔、梁和墩台视为一个系统，建立简支梁桥上无缝道岔的有限元模型。
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