| 释义 |
steel mill
†1. A device for producing a stream of sparks by the rapid revolution of a steel disc in contact with a flint; used for light in coal-mines before the invention of the safety-lamp. Obs.
1772Pennant Tour Scot. (1774) 49 The colliers..have invented..what they call a steel-mill, consisting of a small wheel and a handle; this they turn with vast rapidity against a flint. 1844Civil Engin. & Arch. Jrnl. VII. 235/1 A shower of sparks from a steel-mill, turned by a boy, was the only light by which he dare work.
2. A mill or factory where steel is rolled into sheets.
1858Simmonds Dict. Trade, Steel-mill maker, a manufacturer of forge tilts, or rolling mills, for hammering steel into bars, or rolling it into sheets.
3. (See quot.)
1875Knight Dict. Mech., Steel-mill, a mill with metallic grinding-surfaces, usually of steel... Coffee and spice mills are instances. |