The old system, he said, is outdated, doesn't use all of the sky and directs planes to fly farther and longer than they need to.
CNN: Study: Flight delays to get worse as economy improves
Like many 100, 000-mile-a-year sky travelers, I like to wear noise cancelling headsets when I fly.
FORBES: My War Against Institutional Stupidity
应用推荐
模块上移
模块下移
不移动