Optics and Precision Engineering, Volume. 22, Issue 8, 2081(2014)
Ultrasonic motor connected by screw for aperture
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LI Xiao-niu, ZHOU Sheng-qiang. Ultrasonic motor connected by screw for aperture[J]. Optics and Precision Engineering, 2014, 22(8): 2081
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Received: Dec. 2, 2013
Accepted: --
Published Online: Sep. 15, 2014
The Author Email: Xiao-niu LI (lixiaoniu@nuaa.edu.cn)