以下哪项检查为发现心肌缺血,诊断心绞痛最常用简便的方法:()
A. 心电图
B. 心尖搏动图
C. 心脏B超
D. 冠脉造影
E. 放射性核素心肌显像
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智能终端就地放置的好处是()。
A. 节约常规电缆的长度
B. 提高系统抗电磁干扰的性能
C. 节约主控室占地面积
When performing a full database disaster recovery with RMAN, in what order would you execute these steps?() a. Restore the control file from autobackups. b. Run the RMAN restore and recover command. c.Restore the database spfile from autobackups. d. Make the RMAN backup set pieces available. e. Open the database with the alter database open resetlogs command. f.Open the database with the alter database open command.
A. a, b, c, d, e, f
B. c, d, a, b, f
C. d, c, a, b, f
D. d, b, d, c, e
E. d, c, a, b, e