钢轨必须为车轮提供连续、平顺和阻力最小的滚动表面，还应提供较好的粘着牵引力。
Rail must provide continuous, smooth, least resistance of rolling surfaces and good adhesion of traction to the train wheels.
介绍了矿用电机车的简要工作原理、粘着系数、牵引力及其相关参数的选择与计算。
This paper analyses the main principle, adhesion factor, traction and relative parameters calculation of mine electric locomotive.
对于四轮驱动可充分利用粘着重量、具有牵引力大、越野能力强等优点是人所共知的，然而对于其不足之处却缺乏研究。
It is well-known that four wheel driving can take full advantages of adhesion weight, and has great tractive power and strong cross country ability, but its shortcomings are short of studying on.
本文着重从轮轨粘着方面，对怎样提高重载列车牵引力问题作了综合探讨。
The problems of how to raise tractive force of heavy haul trains are comprehensively discussed, particularly from the viewpoint of wheel-rail adhesion.
计算结果表明，CRH2-300型动车组所能实现的最大牵引力满足粘着条件的限制；
The results show that the maximum traction force of CRH2-300 EMU meets the adhesive constraints;
计算结果表明，CRH2-300型动车组所能实现的最大牵引力满足粘着条件的限制；
The results show that the maximum traction force of CRH2-300 EMU meets the adhesive constraints;
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