Replaced R engine bleed air regulator, running-up test OK, pressure same.
更换右发引气调节器，试车正常，左右压力一致。
The engine bleed air systems are located on the engine and within the support strut.
发动机引气系统位于支架内部发动机上。
The pneumatic system controls the temperature and the pressure of engine bleed air source.
增压引气控制发动机引气的温度和压力。
BLEED air, air taken from the engine to power various aircraft accessories.
引气，取自发动机而用以驱动飞机上之各种附件的空气。
BLEED air, air taken from the engine to power various aircraft accessories.
引气，取自发动机而用以驱动飞机上之各种附件的空气。
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