| 单词 | chipping bit |
| 释义 | > as lemmaschipping bit chipping bit n. †(a) a projection on a metal part enabling it to be aligned or fitted firmly with another; = chipping piece n. (obsolete); (b) a bit for a drill or similar tool designed to remove small fragments of material, typically having a pointed or flattened end. ΚΠ 1849 J. Britten Brit. Patent 12,548 (1855) 3 Instead of the ordinary chipping bit..I use a set screw. 1889 Cent. Dict. at Lance In carp[entry], a pointed blade, as that affixed to one side of a chipping-bit or router to sever the grain around the path of the tool. 1987 Official Gaz. (U.S. Patent Office) 21 July 1371/2 Process of forming openings in reinforced concrete,..employing a drilling or chipping bit inserted into a hand-held drilling device. 2011 U. C. Kalita Soil Mech. & Foundation Engin. xiii. 235 Water is forced under pressure through a hollow drill rod fitted with a sharp cutting edge or chipping bit. < as lemmas |
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