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发电机运行时,为什么会发热?

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什么是密相气力输送?其特征是什么?

You have a DHCP server that runs Windows Server 2008. You need to reduce the size of the DHCP database. What should you do?()

A. From the DHCP snap-in, reconcile the database
B. From the folder that contains the DHCP database, run jetpack.exe dhcp.db temp.mdb
C. From the properties of the dhcp.mdb file, enabled the File is ready for archiving attribute.
D. From the properties of the dhcp.mdb file, enable the Compress contents to save diskspace attribute

金融风险中的市场风险包括()。

A. 利率风险和流动性风险
B. 汇率风险和价格波动风险
C. 信用风险和基准风险
D. 操作风险和道德风险

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