Should a valve need repair, depressurize and drain the system on both sides of the valve.
如阀门需要维修,则在阀门的两侧对系统进减压和排放。
Always depressurize a regulator before closing the adjusting knob and removing the regulator from the cylinder.
在关闭钮和从钢瓶上断器之前,总是使器减压。
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Let's say your plane does depressurize.
飞上气低。
We are now depressurized and will fly a more shallow descent profile.
455. 我们现释飞行,需要平缓的下剖面。
If the door were opened the plane would depressurize in less than 0.5 seconds.
如果舱门打开,飞0.5秒内减。
Cabin depressurized somehow, nobody knows why.
某种原因导致仓减 没人知道为什么。
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