一种自身就可以工作的计算机，它不同于大系统内部的专用部件。
A computer that operates by itself, not as a built-in dedicated component of a large system.
文中对组合机床的通用部件及专用部件的选择都做了较为详细的说明。
The text inside all did to the in general use parts of the combination bed and the choice of the appropriation parts than for expatiation.
组合机床，是由大量的通用部件和少量专用部件组成的工序集中的高效率机床。
Modular machine, by the large number of common parts and a small number of specialized components of the process focused efficient machine.
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