| 释义 |
kirving, vbl. n.
[f. kirve v.]
Coal-mining a. 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.
1827Wilson Pitman's Pay ii. xxvii, What he gat was varry sma', Frae out the kirvens and the nickens. 1851Greenwell Coal-trade Terms Northumb. & Durh. 33 The coals obtained from the kirving are always small; and as the size of the kirving is pretty constant..it follows that a greater per centage of small is made in working a thin than a thick seam of coal. 1865Jevons Coal Quest. (1866) 72 The waste of coal in the ‘kirving’ or cut made by the hewer.
b. pl. Coal dust or small pieces of coal produced during mining operations.
1956[see gumming vbl. n.2 b]. |