| 单词 | screw-slotting |
| 释义 | > as lemmasscrew-slotting screw-slotting n. The process of cutting the slot in the head of a screw; chiefly attributive. ΚΠ 1865 U.S. Patent 45,946 1/1 I..have invented a new and useful Screw Slotting or ‘Nicking’ machine. 1888 Lockwood's Dict. Mech. Engin. Screw Slotting, the slotting of the grooves in the heads of cheese-headed and button-headed screws. 1929 Pop. Mech. Apr. 684/1 Every mechanic's tool kit should contain a set of four screw-slotting hacksaw blades. 2007 S. D. Hughes Double Guns & Custom Gunsmithing xvi. 134/2 I cut the slot with a slitting saw to a width of about .020 inches. It can then be opened with screw-slotting files to the correct width and depth. < as lemmas |
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