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施工单位申请施工计划的程序为：每月9日前将次月施工计划上报铁路局主管业务处审核汇总；施工前3日将施工计划报铁路局主管业务处审核后，于施工前2日9∶00前向调度所施工调度室提报施工计划。

A. 正确
B. 错误

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国际市场公共关系

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什么叫层流、紊流？

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What does the output on this report indicate？（） RMAN> report need backup； RMAN retention policy will be applied to the command RMAN retention policy is set to redundancy 1 Report of files with less than 1 redundant backups File #bkps Name 5 0 C：\ORACLE\ORADATA\ORCL\MY_DATA_01.DBF

A. The my_data_01.dbf datafile is corrupted and needs to be restored.
B. The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.
C. The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.
D. The my_data_01.dbf datafile no longer meets the retention criteria for backups.
E. Datafile 5 is missing.

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当电源掉电时，计算器保持原计数状态

A. 正确
B. 错误

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施工单位申请施工计划的程序为：每月9日前将次月施工计划上报铁路局主管业务处审核汇总；施工前3日将施工计划报铁路局主管业务处审核后，于施工前2日9∶00前向调度所施工调度室提报施工计划。

A. 正确 B. 错误

国际市场公共关系

什么叫层流、紊流？

What does the output on this report indicate？（） RMAN> report need backup； RMAN retention policy will be applied to the command RMAN retention policy is set to redundancy 1 Report of files with less than 1 redundant backups File #bkps Name 5 0 C：\ORACLE\ORADATA\ORCL\MY_DATA_01.DBF

当电源掉电时，计算器保持原计数状态

A. 正确
B. 错误