In a mine: a wide chamber in which coal is cut; = wicket, n. 5b.
单词 | θ211898 |
释义 | society > occupation and work > workplace > places where raw materials are extracted > mine > [noun] > working face or place (20) witchet1677 In a mine: a wide chamber in which coal is cut; = wicket, n. 5b. face1708 Mining. The end of a tunnel at which work is progressing; an exposed surface at which mining is carried out. Cf. coalface, n. front1717 Mining. = face, n. 22a. stope1747 A step-like working in the side of a pit. wall1750 Mining. Coal Mining. (See quot. 1883.) web1767 Coal Mining. Originally: a coal face. In later use: a sheet of coal cut parallel to the coal face. working place1827 a place where work is done; (formerly) spec. †= workshop, n. 1a (obsolete); (in later use chiefly) the place in a mine at which excavation is… wall-face1839 (a) the working face in a coal mine; (b) the surface of a wall. offset1872 U.S. Mining. A step-like formation or working in a mine; = stope, n.2 2. Obsolete. wicket1881 In various technical senses. Coal Mining. A very wide heading or stall, usually with two road-ways, in a variety of pillar-and-stall work (called w… upset1883 Mining. (See quots.) Subcategories:— disused (3) — in coal mine (6) |
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