计算尺是简单的模拟计算机。
一个简便的事例是用袖珍计算器代替计算尺。
One handy example is the replacement of the slide rule by the pocket calculator.
介绍作者研制的盘式格雷码计算尺的原理、结构和使用方法。
The principle, structure and usage of the pan-shaped slide rule of Gray code are introduced.
有经验的读者可能记得这些，但是，像我的计算尺，它们已经变得几乎过时了。
Veteran readers may remember these, but, like my slide rule, they have become almost obsolete.
有经验的读者可能记得这些，但是，像我的计算尺，它们已经变得几乎过时了。
Veteran readers may remember these, but, like my slide rule, they have become almost obsolete.
应用推荐