Coal Mining The wedge-shaped excavation made with the pick at the bottom of a seam, previous to blasting or bringing down the coal. Cf. kirve, v. 2.
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| 单词 | θ210358 |
| 释义 | society > occupation and work > industry > mining > [noun] > types of cutting > specifically in coal-mine (3) kirving1827 Coal Mining The wedge-shaped excavation made with the pick at the bottom of a seam, previous to blasting or bringing down the coal. Cf. kirve, v. 2. shearing1875 Mining. (See quots.) wall-cutting1886 (see quot.). |
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