During the air pressure test, boosting shall be carried out slowly and step by step.
气体压力试验时，应逐步缓慢增加压力。
Inspection air pressure test(with water head) for No1. water ballast tank(No15 block).
No1压载水舱（No.15分段）气压试验（压头试验）检查。
It looks like this is a pressure test — possibly a run on air.
这看起来就像是一个压力试验- - -可能是空中运行。
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。
应用推荐