power ratio

简明释义

功率比

英英释义

例句

1.In audio systems, the power ratio helps determine how much sound amplification is achieved.

在音频系统中，功率比有助于确定实现了多少声音放大。

2.Engineers often analyze the power ratio of different models to select the most efficient one.

工程师们经常分析不同模型的功率比以选择最有效的一个。

3.The power ratio of the amplifier is crucial for ensuring sound quality in a concert.

放大器的功率比对确保音乐会的音质至关重要。

4.A higher power ratio in a solar panel indicates better performance under sunlight.

太阳能电池板中的较高功率比表明在阳光下的表现更好。

5.The engine's efficiency can be evaluated by its power ratio, which is the output power divided by the input power.

发动机的效率可以通过其功率比来评估，即输出功率与输入功率之比。

作文

In the realm of engineering and physics, the term power ratio refers to the relationship between two power levels, often expressed in decibels (dB). This concept is crucial in various fields, including telecommunications, audio engineering, and even in the design of electrical circuits. Understanding the power ratio can significantly impact the efficiency and effectiveness of a system. For instance, in audio systems, a higher power ratio indicates that the output power is significantly greater than the input power, which is desirable for achieving high sound quality and volume. Conversely, a low power ratio can result in poor performance and diminished sound clarity.To illustrate the importance of power ratio, let’s consider a practical example in telecommunications. When transmitting signals over long distances, maintaining a strong signal is paramount. Engineers often monitor the power ratio between the transmitted and received signals to ensure that the communication remains clear and uninterrupted. A high power ratio in this context means that the signal has not degraded significantly during transmission, allowing for reliable communication.Moreover, the concept of power ratio extends beyond just engineering applications. In economics, for example, it can describe the relationship between the output power of an economy and its input resources. A country with a high power ratio may be able to generate a significant amount of goods and services relative to the resources it consumes, indicating efficient use of inputs. This efficiency can lead to sustainable growth and development, making the understanding of power ratio essential for policymakers and economists alike.In the context of environmental science, the power ratio can also be applied to renewable energy sources. For instance, when assessing the efficiency of solar panels, the power ratio can help determine how much energy is produced relative to the energy invested in manufacturing and installing the panels. A favorable power ratio in this case would suggest that the energy generated by the solar panels far exceeds the energy required to produce them, thus promoting sustainability and reducing carbon footprints.In conclusion, the concept of power ratio is multifaceted, impacting various sectors from engineering to economics and environmental science. By grasping the significance of power ratio, individuals and organizations can make informed decisions that enhance performance, efficiency, and sustainability. Whether in designing better audio systems, optimizing telecommunications, or developing effective economic policies, understanding the power ratio is vital for success in today's complex world.

在工程和物理学领域，术语power ratio指的是两个功率水平之间的关系，通常以分贝（dB）表示。这个概念在包括电信、音频工程甚至电路设计等多个领域中至关重要。理解power ratio可以显著影响系统的效率和有效性。例如，在音频系统中，更高的power ratio表明输出功率远大于输入功率，这对于实现高音质和音量是可取的。相反，低power ratio可能导致性能不佳和声音清晰度降低。为了说明power ratio的重要性，让我们考虑一个电信领域的实际例子。在远距离传输信号时，保持强信号至关重要。工程师们经常监测发射和接收信号之间的power ratio，以确保通信保持清晰和不中断。在这种情况下，高power ratio意味着信号在传输过程中没有显著衰减，从而实现可靠的通信。此外，power ratio的概念超越了工程应用。在经济学中，例如，它可以描述一个经济体的输出功率与其输入资源之间的关系。拥有高power ratio的国家能够相对于其消耗的资源生成大量商品和服务，表明输入的有效利用。这种效率可以导致可持续增长和发展，因此理解power ratio对于政策制定者和经济学家来说至关重要。在环境科学的背景下，power ratio也可以应用于可再生能源。例如，在评估太阳能电池板的效率时，power ratio可以帮助确定所产生的能量与制造和安装面板所需的能量之间的关系。在这种情况下，有利的power ratio表明太阳能电池板所产生的能量远远超过生产它们所需的能量，从而促进可持续发展并减少碳足迹。总之，power ratio的概念是多方面的，影响着从工程到经济学和环境科学的各个领域。通过掌握power ratio的重要性，个人和组织可以做出明智的决策，从而提高性能、效率和可持续性。无论是在设计更好的音频系统、优化电信还是制定有效的经济政策，理解power ratio对于在当今复杂世界中的成功至关重要。