求翻译：1) 操作员输入旅客提供的取票凭证，通过POST 票务软件系统向Central System 发送订单变更审核命令，获取旅客订票信息，旅客提供的取票凭证有以下三种：是什么意思？

1) an operator input passenger tickets certificate, change the audit command post ticketing software to send orders to the central system, access to the passenger booking information, passenger tickets certificate the following three:

1) * operator to enter the passenger pick up the ticket vouchers provided by POST ticket software system to send an order change Central System audit command to get Passengers booking information provided by visitors to pick up the ticket voucher has the following 3 ways:

1) The operator inputs the passenger to provide takes the ticket certificate, through the POST ticket clerk software system to Central the System transmission order form change verification order, gains the passenger to order ticket the information, the passenger provides takes the ticket certificat

1) provided by the operator to enter the ticket voucher through POST ticketing software system sends orders to the Central System change auditing commands, get the passenger booking information, visitor ticket vouchers are provided by the following three ways:

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