| 单词 | machine screw |
| 释义 | > as lemmasmachine screw machine screw n. a fastening device similar to a bolt but with a socket in its head allowing it to be turned with a screwdriver. ΘΚΠ society > occupation and work > equipment > building and constructing equipment > fastenings > [noun] > screw vice1412 vice-nail1488 wrike nail1496 screw1590 screw nail1651 machine screwa1884 a1884 E. H. Knight Pract. Dict. Mech. Suppl. 569/2 A machine screw is similar [to a machine bolt] except as to the head, which has a slit for the insertion of the screw-driver. 1963 F. D. Jones & P. B. Schubert Engin. Encycl. (ed. 3) 776 The term ‘machine screw’ is generally understood to mean a screw which enters a tapped hole in a machine part and one having a head that is slotted to receive a screw driver. 1997 Motor Boat & Sailing (Electronic ed.) 1 May 137 The best way of fastening most anything to fiberglass is to drill clearance holes for machine screws and secure them with washers, nuts and a dab of silicone behind the bulkhead. < as lemmas |
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