题目内容

捧斟斟酒的动作应在()的地方进行。

A. 台面以外
B. 台面以内
C. 客人右侧
D. 客人身边

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徒手斟酒时,左手(),右手持酒瓶中下部进行斟倒。

A. 下垂
B. 持服务巾
C. 背于身后
D. 持服务巾、背于身后

《素问·阴阳应象大论》中关于人体衰老的主要机制是()

A. 体重,耳目不聪明
B. 阴气自半
C. 七损八益
D. 下虚上实
E. 气大衰

液压伺服阀进油路安装的高压滤清器过滤精度一般为()。

You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation?()

A. You must configure block change tracking file
B. You must have first level 1 backups for RMAN to restore blocks
C. You must ensure that the SALES database is mounted or open
D. You must have full or level 0 backups for RMAN to restore blocks
E. You must take the tools01.dbf data file offline before you start a block media recovery

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