在液压油不泄漏的情况下，压力也可能减低。

Not leak in the hydraulic oil, may also reduce the pressure.

发动机吊架和整流罩无液压油渗漏和损伤。

No damage and fluid fluid leakage from engine pylon and cowling doors.

间歇失效时液压油中的颗粒妨碍了阀座的正确归位所至。

When intermittent failure in the hydraulic fluid pellet has hindered valve seat's correct homing.