physical unit block的意思|示意

This is a solution where several physical hard disks (two or more) are governed by a unit called RAID controller, which turns them into a single, cohesive data storage block.

这是几个物理硬盘(两个或更多)有一个称为RAID的单元的管理的解决方法，它把他们变成了单一的、结合一体的数据存储块。

In earthquake process, average strain rate of the research block is equal to the sum of all seismic moment tensors of the earthquakes taking place in unit time and physical volume.

所研究地块内地震过程引起的平均应变速率等于发生在单位时间、单位体积内的所有地震的地震矩张量之和。