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汽车的制动性

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广州塔建筑总高度是多少米？（）

A. 400米
B. 500米
C. 600米
D. 800米

While Monitoring the space usage in your database that is in ARCHIVELOG mode you observed that the flash recovery area does not have enough free space to accommodate any more files and you do not have necessary permissions to add more space to it. Identify the two events that can occur in the event of a log switch?（）

An entry is created in the alert log file and the database instance continues to function normally
B. The log switch hangs occur for transactions until free space is available in the flash recovery area
C. The Oracle database server deletes a file that is on the obsolete file list to make free space in the flash recovery area Oracle
D. The database instance status is implicitly changed to RESTRICTED mode and file creations to the flash recovery area are prevented

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在规划计划信息管理应用平台投资统计模块中，地市供电公司系统的《投资完成及资金拨付情况》模块，点击汇总按钮打开汇总界面，汇总界面分类下拉框选项值来源于（）

A. 项目分类
B. 项目构成定义
C. 项目维护
D. 投资计划系统

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最大磁通密度

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