题目内容

反应系统氢气置换合格的标准为（）。

A. 压缩机出口氢含量低于0.5%
B. 多点采样烃含量低于0.5%
C. 反应系统烃含量低于0.5%
D. 新氢压缩机入口氢含量低于0.5%

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接种第二类疫苗的建议信息应当包含哪些？

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肩挺‘手臂细，髋宽大腿粗的人适合（）版型。

A. O版型
B. X版型
C. Y版型
D. A版型

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脱重塔再沸器引入蒸汽时应排净设备及管道内的水。

A. 正确
B. 错误

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You are a network administrator for All servers run Windows Server 2003. A network server named Testking1 functions as the main file server. Testking1 is backed up each night by using the Backup utility. You perform a test restoration of Testking1 by using the Backup utility. You discover that files that are open during the backup process are not being backed up. You need to ensure that open files are backed up successfully. What should you do?（）

A. Enable volume shadow copies on the partitions that are being backed up.
B. Disable volume shadow copies on the partitions that are being backed up.
C. Select the Verify data after backup check box in the Advanced backup options of the backup job.
D. Clear the Disable volume shadow copy check box in the Advanced backup options of the backup job.

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反应系统氢气置换合格的标准为（）。

A. 压缩机出口氢含量低于0.5% B. 多点采样烃含量低于0.5% C. 反应系统烃含量低于0.5% D. 新氢压缩机入口氢含量低于0.5%

接种第二类疫苗的建议信息应当包含哪些？

肩挺‘手臂细，髋宽大腿粗的人适合（）版型。

脱重塔再沸器引入蒸汽时应排净设备及管道内的水。

A. 压缩机出口氢含量低于0.5%
B. 多点采样烃含量低于0.5%
C. 反应系统烃含量低于0.5%
D. 新氢压缩机入口氢含量低于0.5%