单词 | page wedge |
释义 | > as lemmaspage wedge 10. A wedge driven between a horizontal strut and the runners (runner n.1 20c) lining a trench, used to force the runners firmly against the walls of the trench. Also more fully page wedge. ΚΠ 1889 Engin. News 20 Apr. 348/3 Between the ribs and the soffit, laggings, about 2 ft. apart, were run in and tightly fixed against the arch by page-wedges driven between them and the ribs. 1944 W. B. McKay Building Constr. III. i. 58/2 Pages are inserted behind the walings as required. 1988 W. G. Nash Brickwork 3 (rev. ed.) viii. 107/1 The runners are then slid down between the earth and the walings and held in place by the page wedges. 2014 J. Channing Safety at Work (ed. 8) 809 Pages between walings and runners. < as lemmas |
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