chain meter

简明释义

出链长度自动指示仪

英英释义

例句

1.A chain meter is essential for construction projects to ensure proper dimensions.

在建筑项目中，链米是确保尺寸正确的必要工具。

2.For landscaping, a chain meter helps in laying out gardens accurately.

在园艺设计中，链米有助于准确布置花园。

3.He pulled out his chain meter to check the length of the fence.

他拿出了他的链米来检查围栏的长度。

4.To map out the field, we will need a chain meter for precise measurements.

为了绘制出这个田地的地图，我们需要一个链米来进行精确测量。

5.The surveyor used a chain meter to measure the distance between the two points accurately.

测量员使用链米准确地测量了两点之间的距离。

作文

In the world of surveying and construction, precision is paramount. One of the tools that has been used for centuries to measure distances accurately is the chain meter. The chain meter (链米) is a unit of measurement that is traditionally defined as a length of 20.12 meters. This measurement originated from the use of chains made of metal links, which were employed by surveyors to measure land. Understanding the significance of the chain meter is essential for anyone involved in these fields, as it highlights both historical practices and modern applications.The chain meter has its roots in the Gunter's chain, invented by Edmund Gunter in the early 17th century. This device was a revolutionary tool for surveyors, allowing them to cover large areas with relative ease. A Gunter's chain consists of 100 links, each measuring 7.92 inches, which totals 66 feet or approximately 20.12 meters. Thus, the chain meter became a fundamental measurement unit in surveying, particularly in English-speaking countries.Today, while technology has advanced and digital measuring devices are prevalent, the chain meter still holds relevance. Many land surveyors and engineers utilize this unit when referring to historical data or when working in regions where traditional methods are preferred. The ability to convert between various units of measurement, including the chain meter, is crucial for professionals who need to ensure compliance with local regulations and standards.Moreover, the chain meter serves as a reminder of the importance of accuracy in measurements. In construction, even a small error can lead to significant problems down the line. For instance, if a building is not placed correctly according to the surveyed land, it can result in structural issues or legal disputes over property boundaries. Therefore, understanding how to use the chain meter effectively can save time, resources, and potential conflicts.In addition to its practical applications, the chain meter also has educational value. Students studying geometry or land surveying often learn about this unit to grasp the historical context of measurement systems. By understanding the evolution of measurement tools, they can appreciate the advancements made in technology and the ongoing importance of accuracy in their future careers.In conclusion, the chain meter (链米) is more than just a unit of measurement; it represents a long-standing tradition in surveying and construction. Its historical significance, continued relevance, and educational value make it an essential concept for anyone involved in these fields. As we continue to innovate and improve our measuring techniques, the chain meter remains a symbol of precision and reliability in the quest for accurate measurements.