英语词汇“geometrical pitch”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	geometrical pitch
释义	geometrical pitch noun : the distance an element of an airplane propeller would advance in one revolution if it were moving along a helix having an angle equal to that between the chord of the element and a plane perpendicular to the propeller axis
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