| 单词 | numerical control |
| 释义 | > as lemmasnumerical control numerical control n. a method of using numerical data stored on tape or punched cards to control automatically the movement and operations of machine tools and workpieces. ΚΠ 1952 Final Rep. Constr. & Operation of Numerically Controlled Milling Machine (Mass. Inst. Technol. Servomechanisms Lab.) 30 July 1 (AD 22241) Called numerical control, this technique [of automatic machine-tool control] has been applied by M.I.T...to a milling machine controlled by a numerical code punched on paper tape. 1971 H. C. Town Design & Constr. Machine Tools vii. 159 With numerical control the instructions for the various phases of a cycle are transmitted by punched or magnetic tape inserted in a reader unit. 1994 IEEE Ann. Hist. Computing 16 42/1 This approach would open the door to the creation of numerical control information without the need to write extensive numerical control part programs. < as lemmas |
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