經常乘坐飛機的朋友也許曾經為了飛機種種原因的延誤而惱火過,為了航空公司空中、地面服務人員周到而温馨的照顧而感動過,為了乘機時民航對旅客的一些嚴格規定而迷惑過……但不管怎樣,幾乎所有的旅客仍會毫不置疑地認為乘坐飛機是一種最為安全、快捷和舒適的交通方式。但是朋友,也許你從沒有想過,為了保證你能從容地走進機場,愉快地走出客艙,航空公司為此每天、每月、每年要付出多少努力,要做多少—— Frequent flight friends may have been exasperated for various delays in the aircraft, moved by the thoughtful and warm care of airlines and ground service personnel, and confused by civil aviation for some strict rules of travelers ... but In any case, almost all travelers will doubtlessly believe that flying is one of the safest, most efficient and comfortable modes of transportation. But friends, maybe you have never thought, in order to ensure that you can calmly walked into the airport, happily out of the cabin, the airlines daily, monthly, how much effort each year, how much to do -