Error may be introduced into a magnetic compass by（）.

[单选题]You set the recovery window to seven days and the backup optimization to ON using the CONFIGURE command of Recovery Manager （RMAN）. The most recent backup of the TOOLStablespace to disk was taken on January 3. The TOOLStablespace is read-only.On February 21， when you execute a command to back up all the tablespaces to disk， you find that RMAN backs up the TOOLS tablespace also， even though the contents of the tablespace have not changed after the backup on January 3. Because there are no changes made to the TOOLStablespace， you decide that the tablespace should not be backed up by RMAN. What can you do to skip backing up the TOOLStablespace without changing the current backup optimization setting？（）

[单选题]程度最轻的意识障碍是（）。

[判断题]《家用燃气燃烧器具安全管理规程》属于城镇燃气产品标准体系中的专用标准。

[单选题]可对抗三环类抗抑郁药物中毒引起的抗胆碱能症状及中枢症状的药物为（）

[单选题]道德意志的品质不包括（）。

[判断题]根据我国《保监法》的规定，保险人作出核定后，对不属于保险责任的，应当自作出核定之日起五日内向被保险人或者受益人发出拒绝赔偿或者拒绝给付保险金通知书

[单选题]在百货商场遇到地震应（）

[判断题]社区一般是指聚集在一定地域范围内，由具有互动关系和文化维系力的社会群体和社会组织所组成的社会实体。

[单选题]航空运输的（），适于运载价值高和时效性强的商品。

[多选题]下列属于保护性抗体的是（）

[单选题]Error may be introduced into a magnetic compass by（）.

[单选题]Error may be introduced into a magnetic compass by（）.

[单选题]The compass error of a magnetic compass that has no deviation is（）.

[单选题]The error in a magnetic compass caused by the vessel’s magnetism is called（）.

[单选题]When adjusting a magnetic compass for error，a deviation table should be made（）.

[单选题]It was said that Christianity was introduced into Ireland by（）.

[问答题]Who introduced Christianity into Ireland?

[单选题]A vessel is heading magnetic east and its magnetic compass indicates a heading o...

[单选题]A vessel is heading magnetic east and its magnetic compass indicates a heading o...

[单选题]A vessel is heading magnetic north and its magnetic compass indicates a heading ...