vernier calipers

简明释义

光标卡尺

英英释义

例句

1.The carpenter preferred using vernier calipers for intricate woodwork.

木匠更喜欢使用游标卡尺进行复杂的木工活。

2.In the lab, we often use vernier calipers to measure the length of test tubes.

在实验室中，我们经常使用游标卡尺来测量试管的长度。

3.The engineer used the vernier calipers to measure the diameter of the pipe precisely.

工程师使用游标卡尺精确测量管道的直径。

4.To ensure accuracy in your measurements, always rely on vernier calipers instead of a standard ruler.

为了确保测量的准确性，始终依赖于游标卡尺而不是标准尺。

5.When calibrating the machine, it's essential to check the settings with vernier calipers.

在校准机器时，使用游标卡尺检查设置是至关重要的。

作文

In the world of precision measurement, few tools are as essential as vernier calipers. These instruments are designed to measure dimensions with remarkable accuracy, making them invaluable in various fields such as engineering, manufacturing, and science. The vernier calipers consist of a main scale and a sliding vernier scale, which allows users to take measurements down to fractions of a millimeter or inch. This capability makes them superior to standard rulers or tape measures, especially when working with small or intricate parts.The history of vernier calipers dates back to the 17th century when Pierre Vernier invented the vernier scale. His innovation enabled users to read measurements more precisely by providing a secondary scale that could be aligned with the primary scale. This concept revolutionized the way measurements were taken and has remained largely unchanged since its inception. Today, vernier calipers are commonly made from stainless steel or plastic, ensuring durability and resistance to corrosion.Using vernier calipers requires a bit of practice, but once mastered, it becomes an indispensable skill. To use them effectively, one must first ensure that the caliper is calibrated correctly and that there are no gaps between the jaws when closed. To measure an object, the user opens the jaws of the caliper and places the object between them. The reading is then taken by aligning the zero mark on the main scale with the edge of the object and noting the value on the main scale. Next, the user finds the line on the vernier scale that aligns perfectly with any line on the main scale. This gives the additional decimal value needed for a precise measurement.The versatility of vernier calipers extends beyond simple linear measurements. They can also be used to measure internal dimensions, external dimensions, and depths. For instance, when measuring the diameter of a pipe, the external jaws are used, while the internal jaws are perfect for determining the inner diameter. The depth probe, which is often included in vernier calipers, allows users to measure the depth of holes or recesses accurately. This multifunctionality makes them a favorite among professionals and hobbyists alike.In educational settings, vernier calipers serve as an excellent teaching tool for students learning about measurement and precision. They help students understand concepts related to significant figures, precision, and accuracy. By practicing with vernier calipers, students can develop a keen eye for detail and improve their overall measurement skills, which are crucial in scientific experiments and technical projects.In conclusion, vernier calipers are a fundamental tool in the realm of measurement, combining historical significance with modern utility. Their ability to provide accurate readings across various applications makes them essential for anyone involved in technical work. Whether you are a seasoned engineer or a student just starting to explore the world of precision measurement, mastering the use of vernier calipers will undoubtedly enhance your skills and broaden your understanding of measurement techniques.

在精密测量的世界中，游标卡尺是极为重要的工具。这些仪器旨在以惊人的准确度测量尺寸，使其在工程、制造和科学等多个领域中不可或缺。游标卡尺由主尺度和滑动游标组成，允许用户将测量精确到毫米或英寸的小数部分。这种能力使它们在处理小型或复杂部件时优于标准尺或卷尺。游标卡尺的历史可以追溯到17世纪，当时皮埃尔·游标发明了游标刻度。他的创新使得用户能够通过提供一个与主刻度对齐的次要刻度来更精确地读取测量值。这一概念彻底改变了测量的方法，自诞生以来基本没有改变。如今，游标卡尺通常由不锈钢或塑料制成，确保耐用性和抗腐蚀性。使用游标卡尺需要一些练习，但一旦掌握，就会成为不可或缺的技能。有效使用它们，首先必须确保卡尺校准正确，并且在闭合时夹爪之间没有间隙。要测量物体，用户打开卡尺的夹爪并将物体放置在其中。然后，通过将主刻度上的零点与物体的边缘对齐并记录主刻度上的值来读取测量值。接下来，用户找到在游标刻度上与主刻度上的任何线完美对齐的线。这给出了所需的额外小数值，以获得精确的测量。游标卡尺的多功能性超越了简单的线性测量。它们还可以用于测量内部尺寸、外部尺寸和深度。例如，在测量管道的直径时，使用外夹爪，而内夹爪则非常适合确定内径。深度探头，通常包含在游标卡尺中，允许用户准确测量孔或凹槽的深度。这种多功能性使它们在专业人士和爱好者中都备受欢迎。在教育环境中，游标卡尺作为一种优秀的教学工具，帮助学生学习测量和精度相关的知识。它们帮助学生理解与有效数字、精度和准确性相关的概念。通过使用游标卡尺进行实践，学生可以培养对细节的敏锐观察力，提高整体测量技能，这在科学实验和技术项目中至关重要。总之，游标卡尺是测量领域中的基本工具，结合了历史意义和现代实用性。它们在各种应用中提供准确读数的能力，使其对任何从事技术工作的人来说都是必不可少的。无论您是经验丰富的工程师还是刚开始探索精密测量世界的学生，掌握游标卡尺的使用无疑会提升您的技能，拓宽您对测量技术的理解。