Some of the physical memory range in an Intel computer is mapped to devices like hard drives and network CARDS instead of actual RAM memory.

在这里输入译文在英特尔电脑中的一些物理存储范围由硬件驱动程序和网卡代替了只读存储器。

That expensive bank of hard drives (fixed costs) can serve tens of thousands of users (marginal costs).

价格不菲的硬盘驱动器(固定成本)可服务成千上万的用户(边际成本)。

RAID-Z is not the only type of disk array available to ZFS. Mirrors are usually faster and less memory-consuming, but require equal Numbers of hard drives to use it.

RAID - Z不是唯一可用于ZFS的磁盘阵列类型，镜像速度通常更快且消耗的内存更少，但需要等量的硬盘驱动器才能使用它。

This little-known city in the Pearl River delta makes 30% of the magnetic recording heads used in hard drives across the world and 16% of the world’s electronic keyboards.

这个珠江三角洲畔籍籍无名的城市，制造了全世界30%用于硬盘驱动器的录音磁头，全球16%的电子键盘。

Over the past decades, the capacity, or 「size,」 of hard drives have exploded.

在过去的几十年中，硬盘驱动器的容量或尺寸已经飞速发展。

For much of the personal-computing era, the content that people needed for work or entertainment had to be stored on PCs「 hard disks, or on external hard drives and USB keys.

对个性化计算机时代来说，人们工作或娱乐所需的内容需要存储在电脑的硬盘里或外置硬盘驱动器和USB设备上。

Would the loss of most of the data stored on hard drives really matter?

可那些储存在硬盘驱动器中大部分丢失的数据真得有那么重要吗？

You can also restrict access to external devices such as external hard drives or CD-ROM if you feel it’s necessary.

如果你觉得必要，也可以限制拓展驱动器或光驱的使用。

Now that the storage pool is up, we need to be aware that data might get corrupted or hard drives can be faulty.

在建立存储池之后，我们需要认识到的是，数据可能被毁坏，硬盘驱动器可能会出现故障。

Unlike other data storage media such as hard drives and floppy drives, a filesystem on CD is not first created, then populated with data.

与其它数据存储介质(如硬盘驱动器和软盘驱动器)不同，CD上的文件系统并不是先创建后填充数据的。

Formatting or reformatting hard drives is often time-consuming.

格式化或重新格式化硬盘驱动器通常非常耗时。

You may not know this, but most modern hard drives have something called a 「write cache」, used by the hard drive to collect pending write operations.

您可能不知道，但大多数新式硬盘有一个称为「写高速缓存」的东西，硬盘使用它来收集暂时被挂起的写操作。

Hopefully, in a few months time, these flaky hard drives will be pulled from the market and we」ll never need to worry about this issue again.

希望在几个月后，这些脆弱的硬盘将从市场上消失，我们就再也不必担心这个问题了。

What is the appropriate number of hard drives for this setup?

需要提供多少个用于安装的硬盘驱动器才合适？

Make sure it is plugged in tightly and also check the power cable that connects the hard drives to the computer’s power supply.

确保插紧电缆，对连接硬盘驱动器和计算机电源的电力电缆也要进行检查。

Predator and Reaper crews use removable hard drives to load map updates and transport mission videos from one computer to another.

捕食者型和收割者型无人飞机使用移动硬盘在计算机之间更新地图和传输任务视频。

Faster hard drives help, but there are times when they are not enough.

更快的硬盘驱动器能够帮助解决一些问题，但是有时这是不够的。