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声音是由物体的（）产生的。

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某队控制球时，同队队员在对方限制区内停留不得超过（）。

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罚球队员在球出手至触及篮圈前，不得踩（）及（）内的部分。

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You have an Automatic Storage Management （ASM） instance managing the database files of your production database. The database contains ASM files and nonASM files. Using Recovery Manager （RMAN）， you migrate the complete production database to use the ASM instance. Which statement is true？（）

A. RMAN would relocate all the database files to an ASM disk group.
B. RMAN would change the file definitions in the control file to use the ASM but would not relocate the database files physically.
C. RMAN would relocate all the data files to an ASM disk group and other files to an operating system location， defined using Oracle Managed Files （OMF）.
D. RMAN would relocate the ASM files to an ASM disk group and the nonASM files to an operating system location， defined using OMF

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按GB7588-2003《电梯制造与安装安全规范》规定，滑轮间如有霜冻或结露危险，应采取预防措施以保护设备，如房间内设有电气设备，环境温度应保持在（）之间。

A. 5～40℃
B. 10～50℃
C. 0～40℃

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