digital voltmeter

简明释义

数字式电压表数字式伏特计

英英释义

例句

1.When troubleshooting electrical issues, a digital voltmeter 数字电压表 is an essential tool.

在排查电气问题时，数字电压表 digital voltmeter 是一项必不可少的工具。

2.Before starting the experiment, make sure to calibrate the digital voltmeter 数字电压表 to ensure accurate readings.

在开始实验之前，请确保校准 数字电压表 digital voltmeter 以确保读数准确。

3.The technician used a digital voltmeter 数字电压表 to measure the voltage across the circuit.

技术员使用 数字电压表 digital voltmeter 测量电路中的电压。

4.You can easily read the voltage level on a digital voltmeter 数字电压表 because it displays numbers clearly.

您可以轻松读取 数字电压表 digital voltmeter 上的电压水平，因为它清晰地显示数字。

5.In the lab, we often rely on a digital voltmeter 数字电压表 for precise measurements.

在实验室中，我们经常依赖 数字电压表 digital voltmeter 进行精确测量。

作文

In today's world, technology plays a crucial role in various fields, particularly in the realm of electronics and electrical engineering. One essential instrument that has become a staple in these areas is the digital voltmeter. A digital voltmeter (数字万用表) is an electronic device used to measure voltage, which is the electric potential difference between two points in a circuit. Unlike its analog counterparts, the digital voltmeter provides a direct numerical readout of the voltage, making it easier for users to obtain accurate measurements. The significance of the digital voltmeter cannot be overstated. In the field of electronics, precise voltage measurements are critical for troubleshooting and ensuring the proper functioning of circuits. Engineers and technicians rely on the digital voltmeter to diagnose issues, verify circuit designs, and perform routine maintenance. The ability to measure both alternating current (AC) and direct current (DC) voltages adds to its versatility, making it an indispensable tool in laboratories and workshops.One of the key advantages of using a digital voltmeter is its ease of use. With a simple interface, users can quickly select the desired measurement range and connect the probes to the circuit. The digital voltmeter then displays the voltage on its screen, often with additional features such as data hold, auto-ranging, and backlighting for visibility in low-light conditions. This user-friendly design makes it accessible for both professionals and hobbyists alike.Moreover, the accuracy of a digital voltmeter is typically superior to that of analog meters. Digital readings eliminate parallax errors that can occur when reading an analog scale, providing a more reliable measurement. Many modern digital voltmeters also come equipped with advanced functionalities, such as the ability to record and store measurements, which can be invaluable for data analysis and reporting.Another important aspect of the digital voltmeter is its safety features. Many devices are designed with built-in protection against overloads and short circuits, reducing the risk of damage to the meter or the circuit being tested. This is particularly important in high-voltage applications where safety is paramount.As technology continues to advance, the digital voltmeter has evolved as well. Newer models may include connectivity options such as Bluetooth or USB, allowing users to transfer data to computers or mobile devices for further analysis. This integration with modern technology enhances the functionality of the digital voltmeter, making it even more valuable in today’s fast-paced environment.In conclusion, the digital voltmeter is a vital instrument in the fields of electronics and electrical engineering. Its precision, ease of use, and advanced features make it an essential tool for anyone working with electrical circuits. Whether you are a seasoned engineer or a DIY enthusiast, understanding how to effectively use a digital voltmeter can greatly enhance your ability to work with electrical systems and ensure their optimal performance. As we continue to embrace technological advancements, the role of the digital voltmeter will undoubtedly remain significant in the future.

在今天的世界中，技术在各个领域中发挥着至关重要的作用，特别是在电子和电气工程领域。一个已经成为这些领域中不可或缺的工具是数字万用表。数字万用表（digital voltmeter）是一种用于测量电压的电子设备，它是电路中两个点之间的电势差。与模拟万用表不同，数字万用表提供了电压的直接数字读数，使用户更容易获得准确的测量。数字万用表的重要性不容小觑。在电子领域，精确的电压测量对于故障排除和确保电路的正常运行至关重要。工程师和技术人员依赖数字万用表来诊断问题、验证电路设计并进行例行维护。能够测量交流电（AC）和直流电（DC）电压增加了它的多功能性，使其成为实验室和车间中不可或缺的工具。使用数字万用表的一个主要优点是其易用性。用户可以通过简单的界面快速选择所需的测量范围并将探头连接到电路上。然后，数字万用表在其屏幕上显示电压，通常还具有数据保持、自动量程和低光条件下的背光等附加功能。这种用户友好的设计使其对专业人士和爱好者都很容易接触。此外，数字万用表的准确性通常优于模拟仪表。数字读数消除了读取模拟刻度时可能出现的视差误差，从而提供更可靠的测量。许多现代数字万用表还配备了先进的功能，例如记录和存储测量结果的能力，这对于数据分析和报告非常宝贵。数字万用表的另一个重要方面是其安全特性。许多设备设计有内置的过载和短路保护，减少了对仪表或被测电路损坏的风险。这在高电压应用中尤为重要，因为安全至关重要。随着技术的不断进步，数字万用表也在不断发展。新型号可能包括蓝牙或USB等连接选项，允许用户将数据传输到计算机或移动设备以进行进一步分析。这种与现代技术的整合增强了数字万用表的功能，使其在当今快节奏的环境中更加有价值。总之，数字万用表是电子和电气工程领域的重要仪器。它的精确性、易用性和先进功能使其成为任何与电路工作的人必不可少的工具。无论您是经验丰富的工程师还是DIY爱好者，了解如何有效使用数字万用表将大大增强您处理电气系统的能力，并确保其最佳性能。随着我们继续接受技术进步，数字万用表的角色无疑将在未来继续保持重要性。