英语词汇“reversible-pitch propeller”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	reversible-pitch propeller
释义	reversible-pitch propeller reversible-pitch propeller [ri′vər·sə·bəl ¦pich prə′pel·ər] (mechanical engineering) A type of controllable-pitch propeller; of either controllable or constant speed, it has provisions for reducing the pitch to and beyond the zero value, to the negative pitch range.
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