| 单词 | prong chuck |
| 释义 | > as lemmasprong chuck prong chuck n. Engineering a chuck (chuck n.4 4) which has two or more prongs (see quot. 1967). ΚΠ 1865 Sci. Amer. 9 Sept. 163/3 Several kinds of chucks are employed for holding work between two centers; for wood, prong chucks or square hold are the most common. 1967 Dict. Mech. Engin. (ed. 9) 280 Prong chuck, a fork-like chuck for holding and revolving wood set between lathe centres. < as lemmas |
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