英语词汇frictional vibration怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	frictional vibration
释义	frictional vibration 简明释义摩擦振动，摩擦颤振专业释义 1 能源科学技术摩擦振动 2 机械工程摩擦振动 Since frictional vibration damages a mechanical system’s performances when the system works at a low velocity, efficient antifriction techniques are the key tasks that have been seeking after all along. 一个机械系统低速运行时,影响性能的一个重要问题就是摩擦振动的存在。学者们在不断的探寻高效的润滑技术来减小摩擦,实现机械系统的低速平滑运动。双语例句 1 In this paper, the essence of the ultrasonic vibration on the frictional properties is presented, based on the concept of virtual rollers excited by ultrasonics. 基于所提出的虚拟滚动体的思想，阐述了超声波减摩的实质。
随便看	hold down gear hold-down gear holddown grid hold-down grid hold down grid holddown groove hold-down hydraulic hold-down mechanism hold down mechanism hold-down nut hold down nut hold down packer hold-down plate holddown plate hold down plate hold-down ring hold down roller hold-down roller hold down rollers holddown hold down hold-down spring holddown spring hold-down strip hold down strip

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