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机械搅拌式生物反应器的搅拌器和挡板的主要作用

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防护树类

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根据《运输船舶消防管理规定》的要求，油船应符合下列哪些规定？（）I、有防止静电产生、积聚和放电的措施；II、避雷装置完好；III、货油舱呼吸阀、阻火器保持正常技术状态；IV、惰性气体装置保持完好

A. II~IV
B. I~III
C. I~IV
D. IIV

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You are the network administrator for The network consists of a single Active Directory domain named All servers run Windows Server 2003. A server named TestKing2 functions as an application server. Users in the TestKing marketing department use an application on TestKing2 to analyze data. The application produces a high volume of disk activity. You give access to 15 new users for the application on TestKing2. Users in the TestKing marketing department report unacceptable delays when they use the application during periods of peak activity. You use System Monitor to analyze the performance of TestKing2. You need to ensure that TestKing2 can support the new users. Which counter should you monitor?（）

A. The % Disk Time counter for the PhysicalDisk performance object
B. The Current Disk Queue Length counter for the PhysicalDisk performance object
C. The Free Megabytes counter for the LogicalDisk performance object
D. The Disk Transfers/sec counter for the LogicalDisk performance object

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去应力退火是将钢随炉缓慢加热到（）℃，保温一段时间，随炉缓慢冷却的工艺。

A. 200-300
B. 300-400
C. 500-600
D. 600-650

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