micro-friction 微观摩擦学 ; 微小摩擦力
the apparatus of micro-friction 微小摩擦力测试仪
micro friction surveyor's apparatus 微小摩擦力测试仪
The third is micro friction surveyor's apparatus' PWM electronic machinery test.
微小摩擦力测试仪的PWM电机调速。
Based on the analysis of the friction forces encountered by micro-cable or micro-duct to be blown in, the practicability of the utilization of old cable ducts with resident cable is illustrated.
根据用气送技术安装新设微光缆或微管道时的摩擦力分析，说明了再利用已占用管道的可行性。
An optical testing method of micro-friction and its principle was introduced to characterize the friction properties of material surface under microcosmic conditions.
为了测试微观条件下材料表面的摩擦学性能，给出了一种微摩擦力的光学测试方法。
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