Mining. A long shallow trough in which lead or tin ore is dressed.
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| 单词 | θ212939 |
| 释义 | society > occupation and work > equipment > equipment for treating ores > [noun] > for dressing ore (12) trunk1653 Mining. A long shallow trough in which lead or tin ore is dressed. griddle1778 Mining. A wire-bottomed sieve or screen. jigger1778 Mining. An apparatus for dressing ore and separating it into layers of varying fineness; consisting wholly or essentially of a sieve, or a box with… jigging-sieve1778 attributive and in other combinations, as jigging-party n. dialect a dancing-party. jigging-machine n. a machine for jigging (usually in sense 5 of… ore-dresser1811 jig1849 A machine or contrivance for jigging or dressing ore by shaking it up jerkily in a fluid medium (see jig, v. 5) = jigger, n.1 3b. joggling-table1849 (a) a machine in which ore is made to separate according to its specific weight, by the joggling or shaking of an inclined table on which it is… brake-sieve1881 a rectangular sieve worked by a lever or brake. jigging-machine1884 attributive and in other combinations, as jigging-party n. dialect a dancing-party. jigging-machine n. a machine for jigging (usually in sense 5 of… grid- Mining. = griddle, n. 3 (Funk's Stand. Dict.) Subcategories:— part of (1) — for tin (1) |
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