One handy example is the replacement of the slide rule by the pocket calculator.
一个简便的事例是用袖珍计算器代替计算尺。
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。
The principle, structure and usage of the pan-shaped slide rule of Gray code are introduced.
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。
A slide - rule is a simple analogue computer.
计算尺是简单的模拟计算机。
The engineer said, "Slide-rule, go!" The dog built a suspension bridge.
建筑师说道：“滑尺，上！”他的狗建造了一座悬桥。
The engineer said, "Slide-rule, go!" The dog built a suspension bridge.
建筑师说道：“滑尺，上！”他的狗建造了一座悬桥。
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