当大电流流过汽车启动机的线圈时，可以产生足以让发动机曲轴转动的力矩。
An automotive starter motor has many conductors and USES a lot of current to create enough rotational force to crank the engine.
本文主要研究力矩电流产生器的频率特性和误差分析，同时根据实验结果评价了它的性能。
This paper investigates mainly frequency characteristic and error analysis, evaluates the performances of the torque current generator according to experimental results.
测出产生力矩的电流，然后根据事先校正的数据来算出飘移率。
The torquing current is measured and related to drift rate by prior calibration data.
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