当压力脉动发生在液压泵的吸油管路或液压系统的回油管路等低压管路中时，会引起气泡和气穴的产生及破灭。
When the pressure transients occur in low pressure pipelines such as the suction lines of pumps or the return lines of a hydraulic system, gas bubbles and cavitation will occur inside the fluid.
确认P 5板的燃油管理控制面板上各对应低压灯熄灭。
LOW PRESSURE light on the fuel management panel of the P5 panel goes off.
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