The stress field and plastic zone of the main roadway and the branch roadway from 225 to 625 m depth below ground level of Qixiashan mining in Nanjing are studied by using finite element method(FEM).

通过有限元计算，分析南京栖霞山矿巷道的稳定性以及巷道在不同的支护条件下的应力场和塑性区情况，得出不同埋深时主巷道和穿脉巷道较为合理的支护方式。

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The paper described the development plan, the selection of seam location and the arrangement methods of main roadway in Jinchang Coal Mine from the designing aspect under present geological condition.

在现有矿井地质条件下，从设计方面论述了晋昶煤矿的开拓方案、选择大巷层位及设计大巷布置方式。

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As the main carrier of urban traffic, urban roadway system's limitation on traffic is the important aspect of cause of problem.

城市道路系统作为城市交通的主要载体，它对交通的制约因素是问题成因的重要方面。

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Analyst Marquand says Macedonia has further angered Greece by naming a main roadway and,earlier, the national airport after the ancient conqueror Alexander the Great.

VOA: standard.2009.03.22

He says they have captured some two dozen al-Qaida members since the beginning of the year, some of them along this main roadway.

NPR: Sunni Sheiks Join Iraqi Police to Fight Al Qaida

One of the best parts of visiting in the off-season is that its traffic-clogged main roadway (Route 27) is much more navigable and trips between towns take a fraction of the time.

BBC: Visiting the Hamptons off season

LaHood is promising his full support to get Washington's main north-south roadway repaired as quickly as possible.

NPR: Feds Look For Temporary Fix After I-5 Collapse