slide rule

简明释义

计算尺

英英释义

例句

1.The old engineer pulled out his trusty slide rule 滑尺 to demonstrate the calculations.

那位老工程师拿出了他信赖的滑尺 slide rule来演示计算过程。

2.Learning to use a slide rule 滑尺 can give you a deeper understanding of mathematical principles.

学习如何使用滑尺 slide rule可以让你更深入地理解数学原理。

3.During the 1970s, many students used a slide rule 滑尺 as a primary tool for their math homework.

在1970年代，许多学生将滑尺 slide rule作为他们数学作业的主要工具。

4.In my physics class, we learned how to use a slide rule 滑尺 to solve problems involving logarithms.

在我的物理课上，我们学习了如何使用滑尺 slide rule来解决涉及对数的问题。

5.Before calculators became common, engineers often relied on a slide rule 滑尺 for complex calculations.

在计算器普及之前，工程师们常常依靠滑尺 slide rule进行复杂的计算。

作文

The slide rule, known as a 计算尺 in Chinese, is a fascinating tool that has played a significant role in the history of mathematics and engineering. Before the advent of electronic calculators, the slide rule was the go-to instrument for scientists, engineers, and students alike. It is a mechanical analog computer that allows users to perform multiplication, division, and even more complex functions like roots and logarithms through a simple sliding mechanism. In this essay, I will explore the history, functionality, and relevance of the slide rule in today’s world.The origins of the slide rule can be traced back to the early 17th century when mathematicians began to realize the potential of logarithmic scales. The first practical slide rule was developed by William Oughtred in 1622. His design incorporated two logarithmic scales that could slide past each other, allowing for quick calculations without the need for tedious arithmetic. This invention revolutionized the way calculations were performed, making it possible to solve complex mathematical problems with remarkable speed and accuracy.One of the most intriguing aspects of the slide rule is its design. Typically made from wood, plastic, or metal, the slide rule consists of a fixed outer scale and a movable inner scale. Users align the scales to perform calculations, reading the results directly off the markings. For example, to multiply two numbers, one would find the first number on the fixed scale and slide the inner scale until the second number aligns with it. The result can then be read directly from the scale. This method, though seemingly simple, requires a certain level of skill and practice to master.Despite the rise of digital technology, the slide rule still holds a special place in the hearts of many enthusiasts. Some argue that using a slide rule enhances a person's understanding of mathematics and improves mental calculation skills. The tactile experience of manipulating a slide rule also provides a sense of connection to the historical practices of mathematicians and engineers who relied on it for their work.In educational settings, the slide rule has fallen out of favor as calculators have become more accessible and affordable. However, some educators advocate for its use as a teaching tool, arguing that it encourages students to engage with the underlying principles of mathematics rather than simply relying on technology. By learning to use a slide rule, students can gain a deeper appreciation for the relationships between numbers and the processes involved in mathematical calculations.Moreover, the slide rule has found a niche among hobbyists and collectors. Vintage slide rules are often sought after for their craftsmanship and historical significance. Many collectors enjoy restoring old models and sharing their knowledge about these fascinating instruments. Additionally, there are communities online where enthusiasts gather to discuss techniques, share tips, and even compete in calculations using a slide rule.In conclusion, the slide rule may no longer be the primary tool for calculations in our digital age, but its legacy endures. As a 计算尺, it represents a significant advancement in the field of mathematics and engineering. Whether used as a teaching tool, a collector's item, or simply a nostalgic reminder of a bygone era, the slide rule continues to inspire curiosity and appreciation for the art of calculation.