Many acoustic drivers are substantially symmetric about the axis of motion 22.
很多声学驱动器围绕运动轴线22基本对称。
The properties and resonant modes of single axis acoustic levitation system are presented.
从理论上简要介绍了单轴式声悬浮系统的性质和谐振模式的概念。
The stress acoustic relationship for off axis ultrasonic wave is derived in slightly orthotropic material.
推导了具有工程背景的弱正交异性材料的超声波斜入射应力-声关系。
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