canch
名词 n.
英文释义
名词 n.
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An upper or lower portion of stone that is removed to form a gradient between workings.
— An upcast fault is when the seam is thrown up; to counteract this a "canch" of top stone must be taken down outbye over from the fault, and a "canch" of bottom stone taken up inbye over from the fault, then level up to the bottom of your "canch" at the foreside of the hitch outbye over until you have a regular gradient to the seam on the hitch.
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数据来源: Wiktionary