precision vernier callipers

简明释义

精密游标卡尺

英英释义

例句

1.When calibrating the machinery, we needed to check the dimensions with precision vernier callipers (游标卡尺).

在校准机器时，我们需要用精密游标卡尺检查尺寸。

2.The engineer relied on precision vernier callipers (游标卡尺) to ensure all parts were within tolerance.

工程师依靠精密游标卡尺确保所有零件都在公差范围内。

3.To measure the thickness of a metal sheet accurately, I used my precision vernier callipers (游标卡尺).

为了准确测量金属板的厚度，我使用了我的精密游标卡尺。

4.In the laboratory, we frequently use precision vernier callipers (游标卡尺) to measure small samples.

在实验室，我们经常使用精密游标卡尺来测量小样品。

5.I bought a set of precision vernier callipers (游标卡尺) for my woodworking projects.

我为我的木工项目买了一套精密游标卡尺。

作文

In the world of measurement and engineering, accuracy is paramount. One of the most essential tools that facilitate precise measurements is the precision vernier callipers. These instruments are designed to measure dimensions with a high degree of accuracy, making them invaluable in various fields such as manufacturing, mechanical engineering, and scientific research.The precision vernier callipers consist of a main scale and a sliding vernier scale, which allows users to take measurements in both metric and imperial units. The main scale provides a basic reading, while the vernier scale enables the user to read fractions of the smallest unit on the main scale. This dual-scale system enhances measurement accuracy, allowing for readings to be taken to an accuracy of 0.02 mm or even finer.To use precision vernier callipers, one must first ensure that the instrument is calibrated correctly. Calibration is crucial because it ensures that the measurements taken are true and reliable. Once calibrated, the user can open the jaws of the callipers to fit around the object being measured. After closing the jaws snugly against the object, the user reads the measurement by noting where the zero mark of the vernier scale aligns with the main scale. The additional value from the vernier scale is then added to the main scale reading, providing a final measurement.The versatility of precision vernier callipers is one of their most significant advantages. They can measure external dimensions, internal dimensions, and depths, making them suitable for a wide range of applications. For instance, in a manufacturing setting, engineers may use these callipers to measure the thickness of materials, the diameter of holes, or the distance between two points. In scientific research, they might be used to measure specimens accurately, ensuring that experimental results are based on precise data.Another important aspect of precision vernier callipers is their durability and ease of use. Typically made from stainless steel or other robust materials, these instruments can withstand the rigors of daily use in demanding environments. Additionally, their design is user-friendly, allowing individuals with minimal training to operate them effectively. This accessibility makes precision vernier callipers a popular choice among students and professionals alike.However, despite their many advantages, using precision vernier callipers does require practice to master. Users must develop a keen eye for reading the scales accurately and must understand how to interpret the measurements correctly. Mistakes in reading can lead to significant errors in calculations, which can be detrimental in fields where precision is critical. Therefore, training and experience are essential for anyone looking to utilize this tool effectively.In conclusion, precision vernier callipers are vital instruments in the realm of measurement, providing accuracy, versatility, and durability. Their ability to measure various dimensions with a high degree of precision makes them indispensable in engineering, manufacturing, and scientific research. As technology continues to advance, the fundamental principles behind the precision vernier callipers remain relevant, ensuring that they will continue to be a staple in measurement practices for years to come.

在测量和工程的世界中，准确性至关重要。促进精确测量的最基本工具之一是精密游标卡尺。这些仪器旨在以高精度测量尺寸，使其在制造、机械工程和科学研究等各个领域都不可或缺。精密游标卡尺由主刻度和滑动游标刻度组成，允许用户以公制和英制单位进行测量。主刻度提供基本读数，而游标刻度使用户能够读取主刻度上最小单位的分数。这种双刻度系统提高了测量的准确性，允许读数达到0.02毫米甚至更精细。使用精密游标卡尺时，首先必须确保仪器经过正确校准。校准至关重要，因为它确保所进行的测量真实可靠。一旦校准，用户可以打开卡尺的爪子，以适应被测物体。关闭爪子与物体紧密接触后，用户通过注意游标刻度的零点与主刻度的对齐来读取测量值。然后将游标刻度的附加值加到主刻度读数上，从而提供最终测量值。精密游标卡尺的多功能性是其最大优点之一。它们可以测量外部尺寸、内部尺寸和深度，适合广泛的应用。例如，在制造环境中，工程师可能会使用这些卡尺测量材料的厚度、孔的直径或两点之间的距离。在科学研究中，它们可能用于准确测量标本，确保实验结果基于精确数据。精密游标卡尺的另一个重要方面是其耐用性和易用性。通常由不锈钢或其他坚固材料制成，这些仪器可以承受日常使用中的严苛环境。此外，它们的设计用户友好，使得接受过最少培训的人也能有效操作。因此，精密游标卡尺成为学生和专业人士的热门选择。然而，尽管有许多优点，使用精密游标卡尺确实需要练习才能掌握。用户必须培养准确读取刻度的敏锐眼光，并理解如何正确解释测量结果。读取错误可能导致计算中的重大误差，这在对精度要求严格的领域中可能是有害的。因此，任何希望有效利用此工具的人都需要培训和经验。总之，精密游标卡尺是测量领域的重要仪器，提供准确性、多功能性和耐用性。它们以高精度测量各种尺寸的能力使其在工程、制造和科学研究中不可或缺。随着技术的不断进步，精密游标卡尺背后的基本原理仍然相关，确保它们在未来几年内继续成为测量实践的基础。