单项选择题
A.本航客票 B.外航客票 C.FIM接运联客票 D.FIM交运联客票
A.一联 B.二联 C.三联 D.四联
A.OPEN FOR USE B.EXCHANGED C.FIM EXCHANGE D.USED
A.会计联 B.乘机联 C.出票人联 D.旅客联
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