加速度测试法的先决条件是确定列车基本阻力、回转质量系数和列车质量，而其测试关键是列车加速度的测定。
The precondition of the acceleration testing method is the determination of the train resistance, rotary mass coefficient and train mass. The crucial test is measurement of train acceleration.
车辆起动阻力是列车牵引计算、车站站坪坡度设计的基本参数和重要依据。
The starting resistance of a roller bearing wagon is an elementary parameter and an important basis for traction calculation and the gradient of station yard design.
车辆起动阻力是列车牵引计算、车站站坪坡度设计的基本参数和重要依据。
The starting resistance of a roller bearing wagon is an elementary parameter and an important basis for traction calculation and the gradient of station yard design.
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