ammeters

简明释义

英[ˈæməˌtəz]美[ˈæməˌtɚz]

电表

[电]安培计

[电]电流表（ammeter 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.Practical ammeters, however, do have some small current that flows when the input is open.

然而，实际的安培计在输入端开路时的确有一些小的电流。

2.Inspect and test installed electrical equipment and apparatus to locate electrical faults and check their operation, using volt meters, ammeters and other electrical test instruments and equipment.

使用伏米，电流表和其他电子测量仪器和设备，检查和测试已安装电气设备及仪器，定位电气故障和检查其操作。

3.Electrometer ammeters and picoammeters and methods of making low current measurements were described in Sections 1 and 2 respectively.

第一章和第二章已经分别对静电计和皮安表以及弱电流测量的方法等问题进行了介绍。

4.So it is used instead to calibrate more practical current - measuring instrument, called ammeters.

因此，它只用于校准更实用的测量电流的仪表——安培计。

5.An infinite wire carrying standard high current perpendicular to the geometric center of the clamp ammeter should be the ideal method for the clamp ammeters calibration.

钳形电流表理想的校准方法是用标准电流源对一根无限长导线加测试电流，并使该导线垂直穿过被校钳形表的几何中心。

6.Inspect and test installed electrical equipment and apparatus to locate electrical faults and check their operation, using volt meters, ammeters and other electrical test instruments and equipment.

使用伏米，电流表和其他电子测量仪器和设备，检查和测试已安装电气设备及仪器，定位电气故障和检查其操作。

7.Please return these ammeters and voltmeters on board as soon as they are rectified.

电流表与电压表效正后请尽快送回船上。

8.This thesis focus on intelligent remote three-ammeters (water, electricity and gas meter) record system.

本文重点研究智能三表(水、电、煤气)远程抄送系统。

9.Ct (Current transformer) Current transformers are instrument transformers used in conjunction with ammeters, control circuits and protective relaying. They usually have5 ampere secondaries.

电流互感器电流互感器是一种仪表变压器，通常与电流表、制电路、护继电器配套使用。

10.In the lab, we calibrated the ammeters to ensure accurate readings.

在实验室，我们校准了安培表以确保读数准确。

11.The technician used several ammeters to measure the current in the circuit.

技术员使用了几个安培表来测量电路中的电流。

12.The engineer explained how to connect ammeters in series for a more accurate measurement.

工程师解释了如何将安培表串联连接以获得更准确的测量。

13.We need to replace the faulty ammeters in our testing equipment.

我们需要更换测试设备中有故障的安培表。

14.Digital ammeters are often preferred for their ease of use.

数字安培表因其易于使用而受到青睐。

作文

In the realm of electrical engineering, understanding the various tools and instruments is essential for both professionals and students. One such instrument that plays a crucial role in measuring electrical current is the ammeters（电流表）. These devices are fundamental for ensuring that electrical systems operate safely and efficiently. An ammeter（电流表） measures the flow of electric charge in a circuit, providing vital information that can help diagnose problems and optimize performance.The principle behind ammeters（电流表） is based on Ohm's Law, which states that the current flowing through a conductor between two points is directly proportional to the voltage across the two points and inversely proportional to the resistance of the conductor. This relationship allows engineers to calculate the current flowing in a circuit by using ammeters（电流表）. By connecting an ammeter（电流表） in series with the circuit, it can measure the current accurately without disrupting the flow of electricity.There are different types of ammeters（电流表） available in the market today, including analog and digital versions. Analog ammeters（电流表） use a needle and dial to indicate the current level, while digital ammeters（电流表） provide a numerical readout, making them easier to read and interpret. Each type has its advantages; for instance, analog ammeters（电流表） can be more reliable in certain conditions, while digital ammeters（电流表） often offer greater precision and additional features, such as data logging capabilities.When using ammeters（电流表） in practical applications, it is important to follow safety protocols. Electrical currents can be dangerous, and improper use of an ammeter（电流表） can lead to accidents or equipment damage. For example, if an ammeter（电流表） is connected improperly, it can create a short circuit, potentially causing sparks or overheating. Therefore, understanding how to properly connect and use ammeters（电流表） is critical for anyone working with electrical systems.Moreover, ammeters（电流表） are not only used in laboratories and industrial settings but also in everyday applications. For instance, hobbyists who build their own electronic devices often utilize ammeters（电流表） to ensure that their circuits are functioning correctly. By measuring the current, they can troubleshoot issues and make necessary adjustments to their designs.In conclusion, ammeters（电流表） are indispensable tools in the field of electrical engineering and beyond. Their ability to measure electrical current accurately makes them vital for maintaining the safety and efficiency of electrical systems. Whether in a professional setting or a DIY project, understanding how to use ammeters（电流表） effectively is essential for anyone involved in the world of electronics. As technology continues to advance, the design and functionality of ammeters（电流表） will likely evolve, further enhancing their importance in both educational and practical applications.

在电气工程领域，理解各种工具和仪器对专业人士和学生来说都是至关重要的。其中一个在测量电流方面发挥关键作用的仪器是ammeters（电流表）。这些设备对于确保电气系统安全高效地运行至关重要。ammeters（电流表）测量电路中电荷的流动，提供重要信息，有助于诊断问题和优化性能。ammeters（电流表）的原理基于欧姆定律，该定律指出，导体之间两个点的电流与这两个点之间的电压成正比，与导体的电阻成反比。这一关系使工程师能够通过使用ammeters（电流表）来计算电路中的电流。通过将ammeter（电流表）串联连接到电路中，可以在不干扰电流流动的情况下准确测量电流。目前市场上有不同类型的ammeters（电流表），包括模拟和数字版本。模拟ammeters（电流表）使用指针和刻度盘来指示电流水平，而数字ammeters（电流表）提供数字读数，使其更易于读取和解释。每种类型都有其优点；例如，模拟ammeters（电流表）在某些条件下可能更可靠，而数字ammeters（电流表）往往提供更高的精度和附加功能，如数据记录能力。在实际应用中使用ammeters（电流表）时，遵循安全协议非常重要。电流可能是危险的，不当使用ammeter（电流表）可能导致事故或设备损坏。例如，如果ammeter（电流表）连接不当，可能会造成短路，从而产生火花或过热。因此，理解如何正确连接和使用ammeters（电流表）对于任何处理电气系统的人来说都是至关重要的。此外，ammeters（电流表）不仅用于实验室和工业环境中，还广泛应用于日常应用中。例如，制作自己电子设备的爱好者通常利用ammeters（电流表）来确保他们的电路正常工作。通过测量电流，他们可以排查问题并对设计进行必要的调整。总之，ammeters（电流表）在电气工程及其他领域是不可或缺的工具。它们准确测量电流的能力使其在维护电气系统的安全和效率方面至关重要。无论是在专业环境还是DIY项目中，理解如何有效使用ammeters（电流表）对任何参与电子世界的人来说都是必不可少的。随着技术的不断进步，ammeters（电流表）的设计和功能可能会不断演变，进一步增强其在教育和实际应用中的重要性。