The piezoelectric multi-vibrator mode was adopted to enhance the maximum delivery flow rate of the pump, and the integral opening valves were employed to improve the unidirectivity of the flow.是什么意思_The piezoelectric multi-vibrator mode was adopted to enhance the maximum delivery flow rate of the pump, and the integral opening valves were employed to improve the unidirectivity of the flow.在线翻译_英语_读音_用法_例句