1·SQL> alter system archive log stop;
把自动方式改为手动方式。
2·The ALTER SYSTEM DEFERRED command modifies the value of the parameter for future sessions that connect to the database.
ALTER SYSTEM DEFERRED命令修改的参数的值，是针对修改后连上数据库的会话起作用的。
3·The ALTER SYSTEM command globally changes the value of the parameter. The new value is effective until shutdown or until it is changed again.
ALTER SYSTEM 命令修改参数的值，除非是再次修改或数据库关闭后，修改后的新值是一直有效的。
4·Finally in the economic environment of domestic and international market, alter system from enterprise strategic Angle for pipeline property, look ahead the specific progress of pattern.
最后，立足于国内外市场的经济大环境，从企业战略角度对管道物业改制与运作模式的具体进展情况进行展望。
5·Intruders might invade your systems for one of two reasons: to gain access to information that they should not have or to alter the behavior of a system.
入侵者入侵您的系统可能是出于这两个原因之一：为了获取他们本不应该拥有的信息，或者为了改变系统的行为。
6·Intruders may be after your systems for one of two reasons: to gain access to information that they should not have, or to alter the behavior of a system in some way.
入侵者可能为了两个原因之一而入侵您的系统：为了获取他们本不应该拥有的信息，或者为了以某种方式改变系统的正常运行状况。
7·One thing you just can't do without root access or a custom ROM, is alter the look of the system elements.
但有一样你只有通过根存取或者自定义ROM才能做到，那就是更改系统部件的外观。
8·But the system has also encouraged farmers to alter time-honored crop rotation practices and the mix of herbicides that previously had kept weeds in check.
但是该体系鼓励农民改变长期以来的轮作制度和混合使用除草剂，在以前这些方法很好的控制了杂草。
9·That's because the glasses are wired to position and orientation sensors that track the wearer's gaze, and the system USES this information to alter the image accordingly in real time for each user.
这是因为眼镜可以定位并且有方向感应器可以追踪佩戴者的目光，然后系统根据这些信息来改变每个用户相应的实时图像。
10·Because root can alter any file on the system, it was easy to inadvertently alter a running system by adding extraneous files or removing important files during interim builds of an RPM.
因为根用户可以更改系统上的任何文件，它可以在临时构建R PM期间随意添加外部文件或删除重要文件，从而更改正在运行的系统。