用于线圈包扎，马达定子线圈覆盖，及电源变压线圈包扎。

Used for loop packing, motor stator loop covering, and power resource transforming loop packing.

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提出了一种直接测量行波超声马达定子和转子接触状态的方法—电接触法。

An electric contact method to measure contact state of stator and rotor in traveling wave type ultrasonic motor (TWUSM) is presented.

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基于环形行波型超声马达定子振动有限元模型，详细分析研究了粘结层对超声马达定子振动特性的影响。

In this paper, the effect of adhesive on the vibration of the stator in ultrasonic motors was investigated in details.

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