absolute ohm

简明释义

绝对欧姆

英英释义

例句

1.When comparing resistors, it's important to express their values in absolute ohm.

在比较电阻器时，重要的是将它们的值表示为绝对欧姆。

2.The formula for calculating resistance often involves converting values to absolute ohm.

计算电阻的公式通常涉及将值转换为绝对欧姆。

3.In high-precision applications, using absolute ohm is crucial for reliable measurements.

在高精度应用中，使用绝对欧姆对于可靠测量至关重要。

4.The resistance of the circuit was measured in absolute ohm, which is a standard unit for electrical resistance.

电路的电阻以绝对欧姆为单位测量，这是电阻的标准单位。

5.To ensure accuracy, the technician calibrated the meter to read in absolute ohm.

为了确保准确性，技术人员将仪表校准为读取绝对欧姆。

作文

In the world of electrical engineering, understanding the concept of resistance is crucial. One of the fundamental units used to measure resistance is the ohm. However, when we delve deeper into this topic, we encounter the term absolute ohm, which is essential for precise calculations and applications in various fields. The absolute ohm refers to a specific standard of resistance that is defined under controlled conditions, ensuring accuracy and consistency in measurements.To appreciate the significance of the absolute ohm, we must first understand what an ohm represents. An ohm is the unit of electrical resistance in the International System of Units (SI). It quantifies how much a material opposes the flow of electric current. The concept was named after Georg Simon Ohm, a German physicist who formulated Ohm's Law, which states that the current through a conductor between two points is directly proportional to the voltage across the two points, provided the temperature remains constant.The idea of the absolute ohm emerges from the need for a reliable reference point in measuring resistance. In practical applications, resistance can vary due to factors such as temperature, material properties, and physical dimensions. Therefore, establishing a standard—like the absolute ohm—is vital for engineers and scientists to ensure that their measurements are comparable and reproducible.One of the most significant aspects of the absolute ohm is its relationship with the international system of units. The absolute ohm is defined based on a specific physical realization, typically using a device called a resistance bridge. This device allows for the precise measurement of resistance by comparing an unknown resistor to a known standard. By using the absolute ohm, engineers can achieve high levels of accuracy in their work, which is particularly important in fields like telecommunications, aerospace, and energy production.Moreover, the absolute ohm plays a crucial role in calibration processes. Instruments that measure electrical resistance must be calibrated against a standard to ensure their readings are accurate. Without the absolute ohm, it would be challenging to maintain consistency across different devices and systems. This standardization is essential for quality control in manufacturing and testing environments.In summary, the concept of the absolute ohm is fundamental in the field of electrical engineering. It provides a standard reference for measuring resistance, ensuring accuracy and consistency in various applications. Understanding the absolute ohm allows engineers and scientists to perform precise calculations, calibrate instruments effectively, and maintain quality control in their work. As technology continues to advance, the importance of having a clear and defined standard like the absolute ohm will only become more critical in our increasingly electrified world.

在电气工程的世界中，理解电阻的概念至关重要。用来测量电阻的基本单位之一是欧姆。然而，当我们深入探讨这一主题时，会遇到术语绝对欧姆，它对于各种领域中的精确计算和应用至关重要。绝对欧姆指的是在受控条件下定义的特定电阻标准，确保测量的准确性和一致性。要理解绝对欧姆的重要性，我们首先必须了解欧姆所代表的含义。欧姆是国际单位制（SI）中电阻的单位。它量化了材料对电流流动的阻碍程度。这个概念是以德国物理学家乔治·西蒙·欧姆的名字命名的，他制定了欧姆定律，该定律指出，在两个点之间的导体中的电流与两个点之间的电压成正比，前提是温度保持不变。绝对欧姆的概念源于在测量电阻时需要一个可靠的参考点。在实际应用中，电阻可能由于温度、材料特性和物理尺寸等因素而变化。因此，建立一个标准——如绝对欧姆——对于工程师和科学家确保他们的测量可以比较和重现至关重要。绝对欧姆最显著的方面之一是它与国际单位制的关系。绝对欧姆是基于特定物理实现的定义，通常使用一种称为电阻桥的设备。这种设备通过将未知电阻与已知标准进行比较，允许对电阻进行精确测量。通过使用绝对欧姆，工程师可以在他们的工作中达到高水平的准确性，这在电信、航空航天和能源生产等领域尤为重要。此外，绝对欧姆在校准过程中也发挥着至关重要的作用。测量电阻的仪器必须根据标准进行校准，以确保其读数准确。如果没有绝对欧姆，在不同设备和系统之间保持一致性将是一个挑战。这种标准化对于制造和测试环境中的质量控制至关重要。总之，绝对欧姆的概念在电气工程领域是基础性的。它提供了测量电阻的标准参考，确保各种应用中的准确性和一致性。理解绝对欧姆使工程师和科学家能够进行精确计算，有效校准仪器，并在他们的工作中保持质量控制。随着技术的不断进步，像绝对欧姆这样的明确和定义良好的标准在我们日益电气化的世界中的重要性只会变得更加关键。