The reasonable establishment and use of drawing base can not only save more time, but also save the disk space and enhance the system speed to the CAD system.
合理地建立和使用图形库，不仅可以节约大量的绘图时间，而且对CAD系统来说，也可以节约大量磁盘空间，提高系统速度。
Pipes in external tables can be used to transfer data between two instances and save on the disk space.
外部表中的管道可用于在两个实例之间转移数据并在磁盘空间上保存数据。
Even if you want to save some disk space, there are times when temporarily mounting your filesystem with the "notail" option can be a good thing.
即便您想节省一点磁盘空间，有时候暂时用一下“notail”选项安装文件系统也是件好事。
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