Perhaps the most popular trick is to cover the tiny window in toner cartridges with a piece of tape, fooling the optical sensor into thinking that the cartridge is always full.
一个常用的诀窍是使用一小段磁带贴在墨盒的小窗上以欺骗光学传感器使其认为墨盒总是满的。
2
A head crash in a fixed hard disk generally destroys the data, whereas the failure of a tape drive or optical disk drive often leaves the data cartridge unharmed.
对于固定的硬盘，磁头撞击通常会破坏数据，然而磁带或光盘驱动器的错误通常对数据盘碟是无害的。
3
MD system has the advantages of both the analog cassette tape and the optical disk medium.