片语
instantaneous rotating speed瞬时转速
instantaneous rotation speed瞬时转速
crankshaft instantaneous rotation speed曲轴瞬时转速
instantaneous effect speed瞬时速度
instantaneous rotational speed瞬时转速
instantaneous air speed瞬时空气速度
instantaneous minimum speed瞬时最低速度
instantaneous effect speed change瞬时速度变动率
instantaneous velocity[力] 瞬时速度