It is studied that the position of gravity center of a vehicle produces influence upon the tractivecharacteristics on loose ground.
本文探讨了松散地面上，履带车辆的重心位置对牵引性能的影响。
2
This model may be used to simulate the load-characteristics, the speed-characteristics and the tractive-characteristics of a locomotive diesel.
该模型可模拟计算机车柴油机的负荷特性、速度特性和牵引特性。
3
This paper analyses the existing problems of paddy field tillage machines in terms of the overall arrangement, stability, tractive ability, suitability and dynamic characteristics.