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已实现持有资产损失

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表示流域单位面积上径流总量的概念应是()。

A. 径流系数
B. 径流模数
C. 径流深度
D. 径流量

体积空速一小时进料的体积除以催化剂的装填体积。

A. 正确
B. 错误

You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 runs a custom database application. The database files are stored on drive D. Server1 experiences a power failure. Upon restart, the database engine reports that the log files fail to replay because a log file is corrupt. You need to minimize the risk of a log file becoming corrupt if the power fails. What should you do? ()

A. Enable hibernation.
B. Enable volume shadow copies.
C. Disable read caching on drive
Disable write caching on drive

所有可燃气体、蒸汽液体雾滴及粉尘同空气(氧)的混合物所发生的爆炸是()。

A. 简单分解爆炸
B. 复杂分解爆炸
C. 爆炸性混合物的爆炸
D. 物理爆炸

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