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You are using Recovery Manager (RMAN) for backup and recovery operations with a recovery catalog. You have been taken database backups every evening. On November 15, 2007, at 11:30 AM, you were informed that the USER_DATA tablespace was accidentally dropped. On investigation, you found that the tablespace existed until 11:00 AM, and important transactions were done after that. So you decided to perform incomplete recovery until 11:00 AM. All the archive logs needed to perform recovery are intact. In NOMOUNT state you restored the control file that has information about the USER_DATA tablespace from the latest backup. Then you mounted the database. Identify the next set of commands that are required to accomplish the task?（）
（） of the A-frames there is a strong cast iron frame called the scavenging air box.
查看TOP5，可以指导我们做关联销售。因此只有流量高、转化率高的都可以去做关联销售。（）
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以下哪些是EPC中QoS参数？（ ）
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下列哪项不是应该优先抢救的急症？（ ）
京杭大运河是世界上里程最长、工程最大、最古老的运河之一。关于京杭大运河，下列说法错误的是（ ）。
某区急性传染病发生数的比例在全市最低，则（）
虔诚 qián chãnɡ
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