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1·Adequate business facilities are another important element of a successful airline operation.

足够的商业设施是另一种成功的航空公司运行的重要因素。

2·If the 50% actual operating time of aircraft engine is greater than the mean TBO in airline operation, the TBO can be prolonged. The method for estimating the prolonged life is also given.

航线使用中如有50%以上发动机实际使用寿命超过平均翻修寿命，发动机就可以延寿，给出了延寿估算方法。

3·Whereas Jet Airways, in operation since 1993, has become the undisputed leader of India's skies, China's first private airline, Okay Airways, started flying only in February 2005.

印度航空自从1993年开始运营以来，已成为印度航空业无可争辩的领头羊，而中国的首家私营航空公司奥凯航空在2005年2月才开始运营。

4·During learning programming in the development of WEB, its a airline booking system, can achieve booking refund feature, the operation environment is Eclipse.

是我在学习WEB编程中开发的一个航空订票系统，可以实现订票退票功能，运行环境为Eclipse。

5·The airline has been in operation for many years.

这家航空公司已经营多年。