英语词汇“effective helix angle”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	effective helix angle
释义	effective helix angle effective helix angle An angle of helix described by the point of a propeller blade in flight through still air measured relative to earth. A helix angle is the angle between the relative airflow and the plane of rotation of a propeller. See helix angle.
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