英语词汇“jack page”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

jack page

† jack page n. (also jack o' page) Obsolete rare a wedge driven between a horizontal strut and the runners (runner n.¹ 20c) lining a trench, used to force the latter firmly against the walls of the trench. Cf. page n.¹ 10.

ΚΠ

1895 Minutes Proc. Inst. Civil Engineers 120 338 Numerous ‘jack-pages’, ‘driving-wedges’, and ‘slack-blocks’ were used in fixing the work, as much depended on tight wedging to make good the timbering.

1907 Surveyor & Munic. & County Engineer 22 Feb. (Suppl.) 13/1 The ‘jack o' pages’ are then placed in position, and driven in firmly.

extracted from Jackn.²

as lemmas

单词	jack page
释义	> as lemmas jack page † jack page n. (also jack o' page) Obsolete rare a wedge driven between a horizontal strut and the runners (runner n.¹ 20c) lining a trench, used to force the latter firmly against the walls of the trench. Cf. page n.¹ 10. ΚΠ 1895 Minutes Proc. Inst. Civil Engineers 120 338 Numerous ‘jack-pages’, ‘driving-wedges’, and ‘slack-blocks’ were used in fixing the work, as much depended on tight wedging to make good the timbering. 1907 Surveyor & Munic. & County Engineer 22 Feb. (Suppl.) 13/1 The ‘jack o' pages’ are then placed in position, and driven in firmly. extracted from Jackn.² < as lemmas
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