The essential theory of the mechanical characteristic test of the wiper motor without torque and speed sensors is discussed in this paper.
论述了无转速转矩传感器的刮水器电动机机械特性测试基本原理；
The modern test technology is used to improve the test method of motors torque speed characteristic in this paper.
利用现代测试技术对传统电机机械特性测试实验进行了改进。
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