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填空題

數(shù)控機(jī)床采用（）技術(shù)對機(jī)床的加工過程進(jìn)行自動控制的一類機(jī)床。

答案：數(shù)字控制

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數(shù)控機(jī)床一般由（）、（）、（）、（）、（）和各種輔助裝置組成。

答案：控制介質(zhì)；數(shù)控系統(tǒng)；伺服系統(tǒng)；機(jī)床本體；反饋裝置

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