单词	feathering axis
释义	feathering axis feathering axis The axis about which the pitch angle of a helicopter rotor blade is varied. The feathering axis is the same as a span-wise axis.
随便看	nhie nhies nhif nhifa nhift nhig nhih nhihc nhii nhik ksp sound player kspt ksptt kspu ksq ksqm ksqo ksr ksr1 ksra ksrc ksre ksress ksri ksrm

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