《铁路互联网售票暂行办法》换取纸质车票时，按如下规定办理：（）
A. 有效身份证件信息、订单号码等经核实一致的，予以换票
B. 有效身份证件信息、订单号码等经核实不一致的，不予换票
C. 学生票、伤残军人（警察）优待票同时核对减价优惠（待）凭证
D. 换学生票时，应核减优惠乘车次数
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柴油机可燃混合气的形成有哪些特点？其燃烧过程可分为哪几个阶段？
山地分好几种类型，其中低山指海拔在500～800米之间的山。
A. 正确
B. 错误
You have an Exchange Server 2010 organization that contains two Hub Transport servers. You need to design a recovery plan for the Hub Transport servers that meets the following requirements：.Restores all Windows settings .Restores all Exchange configurations.Minimizes administrative effort What should you include in the plan？（）
A. .Retention of Exchange server computer accounts in Active Directory .Backup and recovery of Windows system stateA recovery installation of Exchange Server 2010
B. .Retention of Exchange server computer accounts in Active Directory .Backup and recovery of transport queues.A custom installation of Exchange Server 2010
C. Recovery of Windows system state.Backup and recovery of transport queues.A typicalinstallation of Exchange Server 2010
D. Backup and recovery of Windows system state.A repair installation of Windows Server 2008.A typical installation of Exchange Server 2010
商业模式创新已成为一种重要的产业集成创新形式，应将其与知识创新、技术创新、管理创新等放在同等重要地位。
A. 正确
B. 错误
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