单词 | clamp-screw |
释义 | > as lemmasclamp-screw clamp-screw n. see quot. ΚΠ 1831 D. Brewster Treat. Optics xii. 102 Three pair of clamp screws. 1874 E. H. Knight Amer. Mech. Dict. I. 560/2 Clamp-screw, a joiner's implement, on the bench, or to be attached to the work, for holding work to a table, or two pieces together. < as lemmas |
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