airscrew pitch 中文意思是什麼
airscrew pitch
解釋
螺旋槳槳距-
Airscrew pitch measuring
螺旋槳距測量 -
Ustable pitch airscrew
可調距螺旋槳 -
Constant pitch airscrew
定距螺旋槳 -
Variable pitch airscrew
變距螺旋槳
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