vernier callipers

简明释义

游标卡尺

英英释义

例句

1.The vernier callipers are essential tools in mechanical engineering.

在机械工程中，游标卡尺是必不可少的工具。

2.When measuring small objects, using vernier callipers is more effective than a ruler.

在测量小物体时，使用游标卡尺比使用尺子更有效。

3.The engineer used the vernier callipers to measure the diameter of the pipe accurately.

工程师使用游标卡尺准确测量管道的直径。

4.To check the thickness of the metal sheet, I took out my vernier callipers.

为了检查金属板的厚度，我拿出了我的游标卡尺。

5.In the workshop, we often rely on vernier callipers for precise measurements.

在车间，我们经常依赖游标卡尺进行精确测量。

作文

In the world of precision measurement, few tools are as essential as vernier callipers. These instruments, which allow users to measure dimensions with exceptional accuracy, are widely used in various fields such as engineering, manufacturing, and science. Understanding how to use vernier callipers effectively can significantly enhance one’s ability to gather precise data, which is crucial for any technical work. The vernier callipers consist of a main scale and a sliding vernier scale that provides a way to measure internal and external dimensions, as well as depths. The main scale is marked in millimeters or inches, while the vernier scale typically adds an additional level of precision, allowing measurements to be taken to the nearest fraction of a millimeter or inch. This capability makes vernier callipers invaluable when dealing with small components where even the slightest deviation can lead to significant errors in assembly or function.To use vernier callipers, one must first understand how to read the scales correctly. The process begins by ensuring that the jaws of the callipers are clean and free from debris. When measuring an object, the user places the item between the jaws and closes them gently until they make contact with the surface of the object. It is important not to apply too much pressure, as this could deform the object and lead to inaccurate readings. Once the jaws are positioned correctly, the user reads the measurement from the main scale and then uses the vernier scale to determine the additional decimal value.For example, if the main scale reads 10 mm and the vernier scale indicates an additional 0.5 mm, the total measurement would be 10.5 mm. This level of precision is what sets vernier callipers apart from standard rulers or tape measures, which may only provide whole number measurements.In addition to measuring lengths, vernier callipers can also be used to measure the depth of holes or grooves. This is accomplished by extending the depth rod, which is located on the end of the callipers, into the hole and reading the measurement from the scales in the same manner as before. This versatility makes vernier callipers a multi-functional tool that can serve various measurement needs in both professional and educational settings.Moreover, it is essential to maintain vernier callipers properly to ensure their longevity and accuracy. Regular cleaning and calibration are necessary to prevent rust and wear, especially if the tool is used in harsh environments. Users should also store the callipers in a protective case to avoid damage when not in use.In conclusion, mastering the use of vernier callipers is an invaluable skill for anyone involved in technical fields. Their ability to provide precise measurements makes them indispensable tools in engineering, manufacturing, and scientific research. By understanding how to read and utilize vernier callipers, individuals can significantly improve their measurement capabilities, leading to better quality control and enhanced project outcomes. As technology continues to advance, the relevance of such traditional tools remains steadfast, proving that sometimes the simplest solutions are the most effective.

在精密测量的世界中，很少有工具像游标卡尺一样重要。这些仪器允许用户以极高的准确性测量尺寸，广泛应用于工程、制造和科学等多个领域。有效理解如何使用游标卡尺可以显著提升一个人收集精确数据的能力，这对于任何技术工作都是至关重要的。游标卡尺由主刻度和滑动的游标刻度组成，提供了一种测量内外部尺寸以及深度的方法。主刻度以毫米或英寸为单位标记，而游标刻度通常增加了一个额外的精度级别，使测量可以达到最小的分数毫米或英寸。这种能力使得游标卡尺在处理小型组件时不可或缺，因为即使是最轻微的偏差也可能导致组装或功能上的重大错误。使用游标卡尺时，首先必须理解如何正确读取刻度。这个过程开始于确保卡尺的爪子干净且没有杂物。当测量一个物体时，用户将物体放置在爪子之间，并轻轻关闭它们，直到与物体表面接触。重要的是不要施加过多的压力，因为这可能会变形物体并导致读数不准确。一旦爪子正确定位，用户就可以从主刻度上读取测量值，然后使用游标刻度确定额外的小数值。例如，如果主刻度显示10毫米，而游标刻度指示额外的0.5毫米，则总测量值将为10.5毫米。这种精度水平使得游标卡尺与标准尺或卷尺区别开来，后者可能只能提供整数测量。除了测量长度外，游标卡尺还可以用于测量孔或槽的深度。这是通过将深度杆（位于卡尺的末端）伸入孔中，并以相同的方式读取刻度上的测量值来完成的。这种多功能性使得游标卡尺成为一种可以满足各种测量需求的工具，无论是在专业还是教育环境中。此外，保持游标卡尺的良好状态对于确保其耐用性和准确性至关重要。定期清洁和校准是必要的，以防止生锈和磨损，特别是在恶劣环境中使用时。用户还应在不使用时将卡尺存放在保护箱中，以避免损坏。总之，掌握使用游标卡尺是一项对任何参与技术领域的人来说无价的技能。它们提供精确测量的能力使其成为工程、制造和科学研究中不可或缺的工具。通过理解如何读取和利用游标卡尺，个人可以显著提高其测量能力，从而实现更好的质量控制和改善项目成果。随着技术的不断进步，这种传统工具的相关性依然坚定，证明有时最简单的解决方案是最有效的。