题目内容

在主机遥控系统中加速速率限制是指()。

A. 主机从起动成功到30%额定转速的加速过程
B. 主机从起动成功到70%额定转速的加速过程
C. 主机从30%额定转速到70%额定转速的加速过程
D. 主机从70%额定转速到100%额定转速的加速过程

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熔剂性烧结矿是指碱度高于()的烧结矿。

You are the network administrator for your company. The network consists of a single Active Directorydomain. All network servers run Windows Server 2003. All client computers run Windows XP Professional SP2.Server1 is a domain controller. Server2 runs Windows Software Update Services (WSUS). No options have been changed in the administrative console.You configure the client computers to access the services on Server1 and Server2. An initial synchronization and approval is successfully completed. The client computers receive and install the approved patches successfully.Three months later, Microsoft releases a critical security update for Windows XP Professional. From a test client computer, you use Microsoft Update to download the update. You test the update and receive no error messages.Now you need to deploy the update to all client computers as quickly as possible. You must ensure that the update is not deployed to any servers.Which two actions should you perform? ()(Each correct answer presents part of the solution. Choose two.)

A. On Server1, configure the Default Domain Policy Group Policy object (GPO) to distribute the security update.
B. On Server1, initiate replication.
C. On Server2, initiate synchronization.
D. On Server2, approve the security update.

公比φ的选择原则是什么?

患者,女,23岁,学生,10天前出现发热、腰痛。 T:39.1℃,P:140次/min,BP:110/70mmHg。 急性病容、全身皮肤有多处出血点及出血斑。 入院诊断:亚急性感染性心内膜炎。 采血做培养,为提高阳性率,采血量宜増至:()

A. 5~10ml
B. 10~20ml
C. 5~7ml
D. 7~10ml
E. 6~8ml

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