並前往https://blog.xuite.net/maningrey/dic/55785542-Transition+Altitude+%E8%BD%89%E6%8F%9B%E9%AB%98%E5%BA%A6%2C+Transition+Level+%E8%BD%89%E6%8F%9B%E7%A9%BA%E5%B1%A4