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拓拔魏北邙墓地整个墓地布局表现了哪几点？

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为深入开展计划生育宣传教育工作，近几年我省在广大农村广泛开展了宣传教育进村、（）的“双进”活动。

A. 婚育新风进万家
B. 优质服务进家
C. 婚育新风进家

You are the administrator of a Windows 2000 network. You use a user account named User1 to log on to a Windows 2000 Professional computer. Different students in a classroom use this Computer. User does not have administrative rights. However， you prefer to use this account for most of your daily activities， because it is not a security breach if you fail to log off. You want to schedule a task to run a command file named AddUsers.cmd that automatically adds six more student user accounts. What should you do？（）

A. Schedule the task to run under an Administrative account
B. Log on by using the local Administrator account. Then schedule the task to run under User1
C. Take the ownership of Addusers.cmd file. Then schedule the task to run under User1
D. Grant User1 Read & Execute permission for AddUsers.cmd. Then schedule the task to run under User1.

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锚喷支护的实质是什么？

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某一试验室将同一天成型的普通硅酸盐水泥和矿渣硅酸盐水泥放入一个养护槽中进行养护。由于养护槽比较小，所以试验人员就将试件刮平面向下叠放在一起。养护到第20天时，试验人员发现试体上表面的水深只有2mm，于是，从自来水管中接水加到养护槽中以保持试体上表面的水深超过5mm。请问：该试验室对水泥试件的养护有何不当之处？

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