英语翻译The machining center,developed in the late l950s,is a ma

英语翻译
The machining center,developed in the late l950s,is a machine tool capable of performing several different machining operations on a workpart in one setup under program contro1.The machining center is capable of milling,drilling,reaming,tapping,boring,facing,and similar operations.In addition,the features that typically characterize the NC machining center include the following：