单词 | panel-working |
释义 | > as lemmaspanel-working panel-working n. Coal Mining the working of a coal mine by division into panels; = panel work n. 2. ΘΚΠ society > occupation and work > industry > mining > [noun] > dividing mine into panels panel work1839 panel-working1883 panelling1900 1883 W. S. Gresley Gloss. Terms Coal Mining Panel-working, a system of working coal seams..in the North of England. 1980 M. Brown et al. Gloss. Mining Terms Fife 56 Panel-working, a method of operation whereby workings are laid out in districts or panels which are then extracted as single units. < as lemmas |
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