Because these systems operated with paper tape and magnetic tapes, the software represented by those media has been repackaged into files for ease of use.
因为这些系统通过纸带和磁带操作，所以通过那些介质表示的软件已经被重新包装成易于使用的文件。
The second paper elaborates the application of tape recording to earthquake observations, mainly describing the analogue and digital tape recording and the corresponding time service systems.
综述了磁带记录在地震观测上的应用，主要介绍了模拟和数字磁带记录和相应的时间服务系统的情况。
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