民航飞机一样:
https://en.wikipedia.org/wiki/Cabin_pressurization
further reading:
engine => cabin pressurization => aircraft safety
https://aviation.stackexchange.com/ques ... gines-fail
best explained:
https://space.stackexchange.com/questio ... y-1-helium
https://cryo.gsfc.nasa.gov/introduction ... pace2.html
Hof 写了: 06 6月 2024, 15:17“Helium is used in spacecraft thruster systems to allow the thrusters to fire and is not combustible or toxic,” according to Boeing.
Helium is used to pressurize the fuel lines of Starliner's thrusters, which are essential for maneuvering.
这也是民航飞机在高空飞行时,客舱内充气增压的原因~~