使用平板印刷机、办公室打印机或者复印机是不可能复制或形成这些特征的。
This feature is impossible to duplicate or produce using a letter press, an office printer, or a copying machine (see Figure 1).
然后，我们凭着当时兴起的复印技术把笔记印出来——人们说英语名称是油印机或复制机。
We then printed them thanks to a reproductive technology then popular, known in English as a mimeograph, or a ditto-machine, I am told.
纸版，（2）原版样：（1）复印机或小型柯式机用的印版。（2）作复制用的原版磁带，磁带，菲林等。
Master: (1) A plate for a duplicating machine or small offset machine. (2) Original tape, disc, film, etc from which copies will be made.
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