短語詞組短語light fluctuation ratio 光照變化比speed fluctuation ratio 速度波動(dòng)率low fluctuation ratio 低波動(dòng)率lightdiffusive fluctuation ratio 光照變化比thrust fluctuation ratio 推力脈動(dòng)率daily excessive fluctuation ratio 日內(nèi)超額波動(dòng)率fluctuation ratio of voltage 電壓波動(dòng)率angular ratio fluctuation 角速度波動(dòng)ratio of fluctuation 起伏比 返回 fluctuation ratio