硬盘:硬盘驱动器(英语:Hard Disk Drive,缩写:HDD),简称硬盘(hard disk)或硬驱(hard drive),又称“机械硬盘”或“传统硬盘”,是电脑上使用坚硬的旋转磁性盘片为基础的非依电性存储器,它在平整的磁性表面存储和检索数字数据,数据通过离磁性表面很近的磁头由电磁流来改变极性的方式被写入到磁盘上,数据可以通过盘片被读取,原理是磁头经过盘片的上方时盘片本身的磁场导致读取线圈中电气信号改变。硬盘的读写是采用半随机存取的方式,可以以任意顺序读取硬盘中的资料,但读取不同位置的资料速度不相同。硬盘包括一至数片高速转动的盘片以及放在执行器悬臂上的磁头。
To combat the threat, American psychics were tasked with manipulating the workings of Russian computers and erasing their harddiscs.
为了对付这种威胁,美国有特异功能的人奉命操纵俄国电脑的运作,清除俄国电脑的硬盘。
2
By using the interfaces used to connect the internal and the external harddiscs and the external devices, the storage capacity can be enlarged infinitely.
由于使用了内置和外置硬盘和外部设备连接的接口,所以可以无限扩大存储的容量。
3
Out of all the recordable DVD formats, the DVD-RAM has the highest data security as it possesses an engraved sectoring and an elaborate fault management, like harddiscs.