electron tube voltmeter

简明释义

真空管电压表

英英释义

例句

1.When calibrating the equipment, the engineer relied on the electron tube voltmeter for precise measurements.

在校准设备时，工程师依赖于电子管电压表进行精确测量。

2.He explained how to connect the electron tube voltmeter to get accurate voltage readings.

他解释了如何连接电子管电压表以获取准确的电压读数。

3.The electron tube voltmeter is essential for testing the performance of vacuum tubes in audio equipment.

电子管电压表对于测试音频设备中真空管的性能至关重要。

4.In the lab, the electron tube voltmeter provided accurate readings for high voltage applications.

在实验室中，电子管电压表为高电压应用提供了准确的读数。

5.The technician used an electron tube voltmeter to measure the voltage across the circuit components.

技术员使用电子管电压表测量电路元件之间的电压。

作文

The invention of the electron tube voltmeter, or 电子管电压表, marked a significant advancement in the field of electrical measurements. Before the advent of this device, measuring voltage accurately was a challenging task. Traditional methods often relied on mechanical devices that could be cumbersome and prone to errors. The 电子管电压表, however, utilizes the principles of electronics to provide precise voltage readings, which greatly enhanced the reliability of electrical testing. An 电子管电压表 operates by using electron tubes, also known as vacuum tubes, to amplify the electrical signal being measured. This amplification allows for more sensitive measurements compared to earlier devices. The basic principle involves the flow of electrons through a vacuum between electrodes, where the current can be controlled and measured. This technology was particularly important in the early to mid-20th century when electronic circuits were becoming more complex and required accurate measurement tools. One of the main advantages of the 电子管电压表 is its ability to measure both AC (alternating current) and DC (direct current) voltages. This versatility made it an essential tool for engineers and technicians working in various fields, including telecommunications, audio engineering, and power generation. The 电子管电压表 provided a level of accuracy that was previously unattainable with other measurement devices. Despite its many advantages, the use of the 电子管电压表 began to decline with the introduction of solid-state technology. Transistors and integrated circuits offered even smaller, lighter, and more efficient alternatives. These modern devices could achieve similar or better accuracy without the bulk and fragility associated with electron tubes. However, the 电子管电压表 still holds a special place in the hearts of many electrical engineers and enthusiasts, particularly those who appreciate vintage technology. In addition to its technical aspects, the 电子管电压表 also represents a fascinating chapter in the history of electrical engineering. It symbolizes the transition from mechanical to electronic measurement techniques, paving the way for the sophisticated instruments we use today. Many educational institutions still teach the fundamentals of voltage measurement using an 电子管电压表 to illustrate the basic concepts of electricity and electronics. This hands-on experience helps students understand the underlying principles that govern electrical measurements and fosters a deeper appreciation for the evolution of technology. In conclusion, the 电子管电压表 is not just a tool for measuring voltage; it is a testament to the ingenuity and innovation in the field of electrical engineering. While modern technology has largely replaced it, the legacy of the 电子管电压表 continues to influence how we understand and interact with electrical systems today. Its historical significance and technical achievements serve as a reminder of the importance of precision in electrical measurements and the ongoing quest for improvement in engineering practices.

电子管电压表的发明标志着电气测量领域的重大进步。在这个设备问世之前，准确测量电压是一项具有挑战性的任务。传统方法通常依赖机械设备，这些设备可能笨重且容易出错。然而，电子管电压表利用电子学原理提供精确的电压读数，这大大增强了电气测试的可靠性。电子管电压表通过使用电子管，也称为真空管，来放大被测电信号，从而工作。这种放大使得与早期设备相比，可以进行更灵敏的测量。其基本原理是电子在电极之间的真空中流动，在此过程中可以控制和测量电流。这项技术在20世纪早中期尤为重要，当时电子电路变得越来越复杂，需要准确的测量工具。 电子管电压表的主要优点之一是能够测量交流（AC）和直流（DC）电压。这种多功能性使其成为在电信、音频工程和发电等各个领域工作的工程师和技术人员的必备工具。电子管电压表提供了以前无法达到的准确度。尽管有许多优点，但随着固态技术的引入，电子管电压表的使用开始减少。晶体管和集成电路提供了更小、更轻、更高效的替代品。这些现代设备能够在没有电子管相关的笨重和脆弱性的情况下实现类似或更好的准确性。然而，电子管电压表仍然在许多电气工程师和爱好者的心中占有特殊的地位，特别是那些欣赏复古技术的人。除了其技术方面，电子管电压表还代表了电气工程历史上一个迷人的章节。它象征着从机械到电子测量技术的过渡，为我们今天使用的复杂仪器铺平了道路。许多教育机构仍然教授使用电子管电压表进行电压测量的基础知识，以说明电力和电子学的基本概念。这种实践经验帮助学生理解支配电气测量的基本原理，并培养对技术演变的更深刻理解。总之，电子管电压表不仅仅是一个测量电压的工具；它是电气工程领域创造力和创新的证明。虽然现代技术在很大程度上取代了它，但电子管电压表的遗产仍然影响着我们今天如何理解和与电气系统互动。它的历史意义和技术成就提醒我们电气测量中精确的重要性以及工程实践中不断追求改进的必要性。