航空运单和海运提单一样，都是所运输货物所有权的凭证
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国际联运进口货物办理保价运输时，收货人或其代理人须向国境站提交（）一式3份。
A. 物品清单
B. 声明价格清单
C. 进口货物保价运输申请书
D. 价格证明
机械敷设电缆时，若利用钢丝网套牵引铅护套时，铅护套电缆允许牵引强度为（）。
A. 20N／mm2；
B. 10N／mm2；
C. 50N／mm2；
D. 60N／mm2；
固体润滑指作相对运动的两固体表面之间被粉末状或薄膜状（）隔开时的润滑状态。
A. 挥发润滑剂
B. 气体润滑剂
C. 固体润滑剂
D. 液体润滑剂
You are installing an application on a computer that runs Windows Server 2008 R2. During installation， the application will need to add new attributes and classes to the Active Directory database. You need to ensure that you can install the application. What should you do（）
A. Change the functional level of the forest to Windows Server 2008 R2.
B. Log on by using an account that has Server Operator rights.
C. Log on by using an account that has Schema Administrator rights and the appropriate rights to install the applicatio
D. Log on by using an account that has the Enterprise Administrator rights and the appropriate rights to install the applicatio
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