相对简单的、找出边界的办法,就是在u、v坐标系下画出积分区域。
And to find the bounds perhaps the easiest is to draw a picture of a region in u, v coordinates.
解决办法就是从另一个操作系统(如修复CD)上来挂载根分区，然后修改密码。
The solution is to mount the root partition from an other OS (like a rescue CD) and change the password on the disk.
解决办法就是从另一个操作系统(如修复CD)上来挂载根分区，然后修改密码。
The solution is to mount the root partition from an other OS (like a rescue CD) and change the password on the disk.
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