The new electric level regulator has been proved through test and actual application.
新型电动式水位调节器系统已经受了试验及实际使用的考验。
External pressure regulator experimental wiring and test method is very simple.
外接调压器试验接线和测试方法非常简单。
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。
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。
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