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短语

feathered propeller

运输, 航空 hélice en drapeau
 英语 词库
feathered propeller
航空, 加拿大 A propeller the blades of which have been rotated so that the leading and trailing edges are nearly parallel with the aircraft flight path to stop or minimize drag and engine rotation
feathered propeller
: 6 短语, 2 学科
机械工程3
运输3