The small variation of the steel-wire's length can be obtained by measuring the displacement of leveling bench with micrometer.
用螺旋测微器测量水准仪平移的距离，从而得到钢丝长度的微小变化值。
The feasibility of the application of microarc oxidation technique to the treatment of inner surface of steam cylinder was studied by measuring the change of inner diameter, roughness and bench test.
通过研究缸体的内径变化、陶瓷层的粗糙度和台架试验探讨将微弧氧化技术应用于铝制小型汽油机缸体的内表面处理的可行性。
One part of the mould comes into the bench and with the measuring clock I just touch the top of the mould.
其中一部分模具生效替补席上，并与测量时钟，我只是触及上方的模具。
Based on the bench test, a system is developed for measuring the variation of the friction between piston ring and cylinder liner.
作者结合发动机试验台，设计了一套对活塞环-缸套动态摩擦力进行采集的装置。
Based on the bench test, a system is developed for measuring the variation of the friction between piston ring and cylinder liner.
作者结合发动机试验台，设计了一套对活塞环-缸套动态摩擦力进行采集的装置。
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