... variable-speed metering pump 变速计量泵 variable-speed shaft 变速轴 variable-stroke plunger pump 可变冲程柱塞泵 ...
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In this paper, tbe reasons for the fracture of an infinitely variable speed twist shaft which is used in spining wheel are analyzed.
对纺织机械用无级变速扭轴断裂原因进行了失效分析。
The pumping unit supplying the tested models consists in one horizontal shaft centrifugal pump driven by a variable speed D. C. motor itself controlled by a thyristor speed drive.
供给水轮机模型试验的水泵由一个卧式离心泵组成，由一个整流器自控制的变速电机带动。
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