如果把一台机器全部拆散开来，这台机器便成为一堆如螺母、螺钉、弹簧、齿轮、凸轮、轴等简单部件—即所有机械的构成单元。
Thus, if a machine is completely dismantled, a collection of simple parts remains such as nuts, Bolts, springs, gears, cams, and shafts the Building Blocks of all machinery.
本实用新型涉及一种回转油缸行程调节装置，在油缸行程轴(2)的后端装有一个调节螺母(3)。
The utility model relates to a rotary oil cylinder stroke control device which comprises an adjusting nut (3) arranged at the back end of an oil cylinder stroke shaft (2).
我公司是一家专业的生产制造压铆紧固件、轴、螺柱，螺丝，螺栓，螺母和螺钉、OEM件、特殊异型车削件的厂家。
Our company is a professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning parts.
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