helicopter rotor[航] 直升机旋翼
flexible rotor扰性转子
rotor dynamics转子动力学;转子动力学分析;转子动力学基础;转子动力学软件包
rotor shaft转子轴;转轴;主轴;风轮轴
Rotor No转子型号;转子号;旋翼第
outer rotor[机] 外齿轮;外转子
calibration rotor标定转子
rotor spindle转子起动器
inboard rotor内重心转子;两端支承转子
N-COUNT（可数名词） The rotors or rotor blades of a helicopter are the four long, flat, thin pieces of metal on top of it which go around and lift it off the ground. 螺旋桨