英语词汇“symmetrical airfoil”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	symmetrical airfoil
释义	symmetrical airfoil symmetrical airfoil An airfoil that has the same shape on both sides of its centerline (the centerline is thus straight). The movement of the center of pressure is the least in this type of airfoil. This type of airfoil is used extensively in helicopter rotors.
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