surface acoustic wave linear motor 声表面波直线电机
New development of ultrasonic motor, surface acoustic wave motor is introduced.
给出了超声马达的新进展—声表面波马达。
Because its driving signal is surface acoustic wave, thus it overcomes the shortcomings of complex structure, difficult fabrication and miniaturization in normal ultrasonic motor.
由于其驱动信号是可以由结构简单的叉指电极激发的声表面波，因而克服了一般的超声马达结构复杂，制造困难以及小型化困难等缺点。
The operating principle and optimization design for Surface Acoustic Wave (SAW) motor are investigated.
探讨了表面弹性波马达的工作机理和优化设计。
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