| 单词 | gang punch |
| 释义 | > as lemmasgang punch gang punch n. now chiefly historical a punch (punch n.1 3a) capable of punching holes or perforations into multiple objects (esp. cards) in one operation. ΚΠ 1866 Ann. Rep. Commissioners Patents 1864: Arts & Manuf. I. 751 in U.S. Congress. Serial Set (38th Congr., 2nd Sess.: House of Representatives Executive Doc. 51) Adjustable Gang Punch.—This invention consists of a series of solid punches, with the dies to match, connected and operating together so as to punch a series of holes in curves, or other forms, and at various distances. 1940 Pop. Mech. Feb. 114A/2 The last of this ‘machine intelligentsia’ is the gang punch, devised by Bureau technicians...It can punch over 100,000 cards a day. 1995 E. M. Pugh Building IBM 332 To further reduce operator effort for the census work, Hollerith created a gang punch that permitted a fixed group of holes in the first four columns to be punched into as many as six cards at a time. < as lemmas |
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