mean effective value

简明释义

平均有效值

英英释义

例句

1.To analyze the performance of the machine, we need to find the mean effective value of its output power.

为了分析机器的性能，我们需要找到其输出功率的均有效值。

2.The mean effective value helps in understanding the average energy delivered over time.

通过均有效值可以理解一段时间内平均传递的能量。

3.The mean effective value of the current was measured to prevent overheating in the circuit.

为了防止电路过热，测量了电流的均有效值。

4.The engineer calculated the mean effective value of the voltage to ensure it met safety standards.

工程师计算了电压的均有效值以确保符合安全标准。

5.In audio engineering, the mean effective value of the sound wave is crucial for determining loudness.

在音频工程中，声波的均有效值对于确定响度至关重要。

作文

In the field of mathematics and engineering, the term mean effective value plays a crucial role in various applications. The mean effective value is a statistical measure that provides insight into the average performance or effect of a variable over time. This concept is particularly significant in fields such as signal processing, where it helps to analyze varying signals and their impacts on systems. Understanding the mean effective value allows engineers and scientists to make informed decisions based on data analysis and interpretation.To illustrate the importance of the mean effective value, consider its application in electrical engineering. When dealing with alternating current (AC) circuits, the voltage and current are not constant; they fluctuate over time. The mean effective value of an AC signal, often referred to as the root mean square (RMS) value, provides a way to quantify the effective power delivered by the current. This is essential for designing circuits that can handle specific loads without overheating or failing.Furthermore, the mean effective value is also used in various fields, including economics and environmental science. In economics, it can help assess the average impact of a policy change on different sectors, allowing policymakers to gauge the effectiveness of their decisions. Similarly, in environmental science, the mean effective value can be utilized to evaluate the average concentration of pollutants over time, thus aiding in the formulation of regulations and standards.One of the key advantages of using the mean effective value is its ability to simplify complex data sets. By providing a single value that represents a range of data points, it allows for easier comparison and analysis. For instance, when analyzing the performance of multiple products, calculating the mean effective value of their efficiency ratings can help identify which product consistently performs better under varying conditions.However, it is important to note that while the mean effective value is a powerful tool, it should not be the only metric used for analysis. Relying solely on this value can lead to oversimplification and potential misinterpretations of the data. Therefore, it is essential to consider other statistical measures and context when making decisions based on the mean effective value.In conclusion, the mean effective value is a fundamental concept that transcends various disciplines, offering valuable insights into the average effects of fluctuating variables. Whether in engineering, economics, or environmental science, understanding this measure can enhance decision-making processes and provide a clearer picture of performance and effectiveness. As we continue to rely on data-driven approaches in our increasingly complex world, mastering the concept of the mean effective value will undoubtedly remain a vital skill for professionals across many fields.

在数学和工程领域，术语均有效值在各种应用中发挥着至关重要的作用。均有效值是一种统计度量，提供了对变量随时间平均表现或效果的洞察。这个概念在信号处理等领域尤为重要，因为它有助于分析变化的信号及其对系统的影响。理解均有效值使工程师和科学家能够基于数据分析和解释做出明智的决策。为了说明均有效值的重要性，可以考虑它在电气工程中的应用。当处理交流电（AC）电路时，电压和电流并不是恒定的；它们随时间波动。交流信号的均有效值，通常称为均方根（RMS）值，提供了一种量化电流所传递的有效功率的方法。这对于设计能够处理特定负载而不发生过热或故障的电路至关重要。此外，均有效值也用于经济学和环境科学等多个领域。在经济学中，它可以帮助评估政策变更对不同部门的平均影响，从而使政策制定者能够评估其决策的有效性。同样，在环境科学中，均有效值可用于评估随时间变化的污染物平均浓度，从而有助于制定法规和标准。使用均有效值的一个主要优点是它能够简化复杂的数据集。通过提供一个代表一系列数据点的单一值，它使比较和分析变得更加容易。例如，在分析多种产品的性能时，计算它们效率评级的均有效值可以帮助识别哪些产品在不同条件下表现更好。然而，重要的是要注意，虽然均有效值是一个强大的工具，但它不应是分析中唯一的指标。仅依赖这个值可能会导致过于简单化和潜在的数据误解。因此，在根据均有效值做出决策时，考虑其他统计度量和背景信息至关重要。总之，均有效值是一个基本概念，跨越多个学科，为波动变量的平均效果提供有价值的洞察。无论是在工程、经济学还是环境科学中，理解这一度量可以增强决策过程，并提供对性能和有效性的更清晰的认识。随着我们在日益复杂的世界中继续依赖数据驱动的方法，掌握均有效值的概念无疑将成为各个领域专业人士的重要技能。