The passenger oxygensystem can be activated automatically by high cabin altitude (low cabin pressure) or manually from the flight compartment.
旅客氧气系统能够被较高的客舱高度自动启动,也能在驾驶舱人工启动。
2
In this paper, the DDT distances of acetylene and oxygen mixture were measured with this system, and the results were consistent with that of high frequency pressure transducers.