单词 | post and stall |
释义 | > as lemmaspost and stall b. Mining. A pillar of coal or ore left uncut to support the roof of a mine working. post and stall = pillar and stall n. at pillar n. Compounds 2. Now historical. ΘΚΠ society > occupation and work > industry > mining > [noun] > for coal > types of footrill1686 post and stall1793 long way1795 stall-work1811 long-wall1820 pitchwork1858 stoop-and-room1881 stonework1883 strait work1883 stumping1883 society > occupation and work > workplace > places where raw materials are extracted > mine > [noun] > pillar or area of unworked material forbar?15.. pillar1591 whole1728 stalch1747 post1793 stenting1812 rib1818 stook1826 man-of-war1835 spurn1837 staple1839 barrier1849 shaft pillar1855 barrier-pillar1881 stoop1881 stump1881 1793 Earl of Dundonald Descr. Estate Culross 55 An alteration of the method of working Coal, viz. board ways fashion as at Newcastle, or the long way as in Shropshire, instead of post and staal. 1811 J. Farey Gen. View Agric. Derbyshire I. 188 The method of posts and stalls, or leaving large pillars and excavating chambers between them, is resorted to. 1839 A. Ure Dict. Arts 979 In the post and stall system, each man has his own room, and performs all the labour in it. 1883 W. S. Gresley Gloss. Terms Coal Mining Post, 1. (N[orth of England]) A solid block or pillar of coal. 1888 B. H. Brough Mine-surv. 7 The ‘post and stall’ system,..known..in Scotland as ‘stoup and room’, and the ‘long-wall’ system. 1964 A. Nelson Dict. Mining 340 Post-and-stall, a modified pillar-and-stall method of working, at one time widely used in South Wales... The stalls were driven narrow off the heading and then widened out, thus leaving posts or pillars of coal for the better support of the roof at the junctions. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。