Gaseous oxygen is supplied from the high pressure cylinder, flows through the pressure reducing regulator, to flight deck.In the above sentence,"气态氧由高压氧气瓶提供，并最终流入到减压调节器"。
A.1正确答案B
Gaseous oxygen is supplied from the high pressure cylinder, flows through the pressure reducing regulator, to flight deck.In the above sentence,"气态氧由高压氧气瓶提供，并最终流入到减压调节器"。
A.1正确答案B
