英语词汇“willis system”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	willis system
释义	willis system noun Usage: usually capitalized W Etymology: after Robert Willis died 1875 English mechanician : a system of using for the generating circle of cycloidal teeth a circle equal in radius to a pinion having twelve teeth of the given pitch
随便看	sand drown sand dune sande sanded sanded sanded plaster sand eel sandek Sandemanian sandemanian sandemanian sander sander sanderling sanders sanders sanderswood sander-up sandever S and FA sand-faced brick sand finish sand-finished sandfish sand flag

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