Aperiodic ticket is widely sold in oversea aviation market. In civil some one airline is also operating it on a few of flight courses.
目前不定期票在国外航空市场已经大量实施，并且国内也有一家航空公司在一些航线上开始运作不定期票。
Aperiodic ticket is widely sold in oversea aviation market. In civil some one airline is also operating it on a few of flight courses.
目前不定期票在国外航空市场已经大量实施，并且国内也有一家航空公司在一些航线上开始运作不定期票。
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