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

单词	metal ridge
释义	> as lemmas metal ridge † metal ridge n. Mining Obsolete the floor of a gallery forced up by creep until it forms a pillar or pillars supporting the roof. ΚΠ 1829 J. Buddle in Evid. State Coal Trade 8 The next stage is when the crack is completed, and it assumes the shape of a metal ridge. The next is when the metal ridge reaches the roof. 1883 W. S. Gresley Gloss. Terms Coal Mining Metal ridges, pillars forming themselves into supports to the roof, formed by the creep in the boards. extracted from metaln.adj. < as lemmas
随便看	to take a side to take a sideswipe at to take a sleigh ride to take a slipper to to take a smoke to take a sop to take a spill to take a spring of one's own fiddle to take a stand to take a stave out of a person's cog to take a step or steps to take a stone in the ear to take a stone up in the ear to take a stress to take a strong hold to take a subscription to take a swing at to take a swipe at to take a thing at face value to take a thing in at ill to take a thing in ill to take a thing in to ill to take a thing personally to take a thing seriously to take a thing where one can find it

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> as lemmas