英语词汇“notching”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	notching
释义	notching enUK notch N0172600 (nŏch)n.1. a. A V-shaped cut.b. Such a cut used for keeping a record.2. A narrow pass between mountains.3. Informal A level or degree: a notch or two higher in quality.tr.v. notched, notch·ing, notch·es 1. To cut a notch in.2. To record by or as if by making notches: notched the score on a stick.3. Informal To achieve; score: notched 30 wins in a single season. [Probably from a notch, alteration of an otch, from French oche, from Old French, from ochier, to notch.] Translations IdiomsSeenotch Notching enUK notching [′näch·iŋ] (electricity) Term indicating that a predetermined number of separate impulses are required to complete operation of a relay. (mechanical engineering) Cutting out various shapes from the ends or edges of a workpiece. Notching In carpentry, a method of joining timbers by cutting notches at the ends of a piece, then overlapping the notched pieces to form a joint. Notching (in mining), the process of making a cut in a mineral (coal, rock salt, and so on). Supplementary free surfaces are notched in the seam to be worked to facilitate breaking-out. Until the early 20th century, notching was done mainly by hand by miners and was one of the most laborious processes; notching is now performed by cutting machines. notching notching Joining of timbers, usually meeting or crossing at right angles, by cutting a notch in one or both pieces. notching enUK A term referring to small grooves on the inferior face of the ribs, usually the 4th-8th thoracic ribs, seen on a plain film of 70% of older children and adults with uncorrected post-ductal—ductus arteriosus—coarctation of the aorta, due to ‘tracks’ from the pressure of dilated intercostal collateral vessels on the ribs notching Radiology Small grooves on the anterior aspect of ribs seen on a plain CXR of children with post-ductal–ductus arteriosus coarctation of the aorta, due to 'tracks' from the pressure of collateral vessels on the ribs. FinancialSeeNotch
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更新时间：2024/12/24 1:58:12