短語詞組短語pressure e fluctuation 壓力波動pressure difference fluctuation 壓差波動pressure drop fluctuation 壓降脈動contact pressure fluctuation 接觸壓力波動pressure fluctuation amplitude 壓力波動幅度pressure fluctuation time serials 壓力脈動時(shí)間序列pressure fluctuation singal 壓力脈動oil pressure fluctuation 油壓波動 返回 pressure fluctuation