Additionally, a physical disk could only have eight physical partitions, so the customer had to select the correct size of each partition before installing the system.

此外，一个物理磁盘只能拥有八个物理分区，因此用户在安装系统之前，必须为每个分区选择正确的大小。

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You should begin by determining the physical sector size of your disk.

您应该首先确定您磁盘的物理扇区大小。

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If the disks vary in size or speed, you can place volumes to take best advantage of the disks' characteristics, such as putting seldom-accessed data on a slower physical disk.

如果磁盘在大小或速度方面有差异，可以通过设置卷尽可能利用磁盘的特性，比如把不经常访问的数据放在比较慢的物理磁盘上。

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