英语词汇“pitch circle”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	pitch circle
释义	pitch circle noun Etymology: pitch (IV) : a pitch line in a circular gear that forms a circle concentric with the axis of the gear
随便看	blackbody radiation black bone black bonito black bonnet black book black-bordered oyster black bottle black bottom black-bottom black box blackboy blackboy blackboy gum black brant black bread black bream blackbreast black-browed black-browed albatross blackbrush black bryony black buck black buffalo black bullhead black bunch grass

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