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1873年什么事件的爆发促使了德国国内阶级矛盾的激化?

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You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 experiences a power failure and shuts down unexpectedly. You start the server and receive the following error message; “NTLDR is missing. Press Ctrl+Alt+Del to restart.” You need to ensure that you can run Windows Server 2003 on Server1. What should you do first? ()

A. Start Server1 and press F8.
B. Start Server1 by using the Windows Server 2003 SP2 installation media and access the Recovery Console.
Create a MS-DOS startup disk. Start Server1 from the MS-DOS startup disk.
D. Create an Automated System Recovery (ASR) floppy disk from a different Windows Server 2003 SP2 server. Start Server1 from the ASR floppy disk.

炸药的猛度是指炸药在爆炸瞬间对与药包邻接的介质所产生局部压缩、粉碎和击穿能力。

A. 正确
B. 错误

《动车组列车服务质量规范》中规定:热备车底的()同步配置到位。遇启用热备车底时,做好宣传解释,配合车站共同组织旅客换乘其他列车。

A. 乘务人员、随车备品和服务用品
B. 乘务人员
C. 随车备品员
D. 乘务人员、随车备品

某医院抽样调查得100名健康人血清,求得平均数为4.800,标准差为0.7920,求其标准误为()。

A. 0.0792
B. 0.7920
C. 0.0079
D. 0.048
E. 7.92

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