adjustable resistance

简明释义

调节电阻

英英释义

例句

1.With the adjustable resistance on this rowing machine, you can start at a lower level and gradually increase as you build strength.

在这款划船机上，使用可调阻力，你可以从较低的水平开始，随着力量的增强逐渐增加强度。

2.The bike's adjustable resistance feature is perfect for both beginners and advanced cyclists.

这款自行车的可调阻力功能非常适合初学者和高级骑行者。

3.This circuit training station includes weights with adjustable resistance for personalized strength training.

这个循环训练站包括带有可调阻力的重物，适合个性化力量训练。

4.The new exercise machine features an adjustable resistance that allows users to customize their workout intensity.

这款新健身器材具有可调阻力，允许用户自定义锻炼强度。

5.Using adjustable resistance bands can help you target specific muscle groups during your workouts.

使用可调阻力带可以帮助你在锻炼时针对特定肌肉群。

作文

In the realm of electronics and engineering, the term adjustable resistance refers to a component that allows users to modify the level of resistance in a circuit. This flexibility is crucial in various applications, from simple household devices to complex industrial machinery. Understanding the concept of adjustable resistance can significantly enhance one's grasp of electrical systems and their functionalities.To begin with, resistance is a fundamental property of electrical circuits. It determines how much current will flow through a circuit for a given voltage, according to Ohm's Law, which states that Voltage (V) = Current (I) × Resistance (R). In many cases, a fixed resistor is used, but there are situations where varying the resistance is necessary. This is where adjustable resistance comes into play.One common example of adjustable resistance is the potentiometer, which is often found in volume controls of audio equipment. By turning the knob, users can increase or decrease the resistance, thus adjusting the volume to their preference. This simple mechanism illustrates the practical application of adjustable resistance in everyday life, allowing for user-friendly interaction with technology.Moreover, in the field of electronics, adjustable resistance is essential for tuning circuits. For instance, radio transmitters and receivers often require precise adjustments to ensure they operate at the correct frequencies. Engineers utilize adjustable resistance components to fine-tune these devices, ensuring optimal performance and signal clarity.Additionally, adjustable resistance plays a vital role in experimental setups within laboratories. Scientists often need to control the current flowing through their experiments, and adjustable resistors provide the means to achieve this. By changing the resistance, they can observe how different levels of current affect their results, leading to more accurate and reliable data.Furthermore, in the context of renewable energy, adjustable resistance can be found in systems like solar inverters. These devices convert the direct current generated by solar panels into alternating current, which is used in homes and businesses. The inverter must adjust its resistance to optimize energy conversion based on varying sunlight conditions. This adaptability is crucial for maximizing efficiency and ensuring that the energy produced is usable.In conclusion, the concept of adjustable resistance is an integral part of modern electronics and engineering. Its ability to modify resistance levels has far-reaching implications, from enhancing user experience in consumer electronics to enabling precise scientific experiments and optimizing renewable energy systems. As technology continues to evolve, the significance of adjustable resistance will undoubtedly grow, making it an essential topic for anyone interested in understanding the intricacies of electrical systems. By grasping the importance of adjustable resistance, individuals can better appreciate the complexities of the devices they use daily and the technological advancements that drive our world forward.

在电子和工程领域，术语可调电阻指的是一种允许用户修改电路中电阻水平的组件。这种灵活性在从简单的家用设备到复杂的工业机械的各种应用中都是至关重要的。理解可调电阻的概念可以显著增强人们对电气系统及其功能的掌握。首先，电阻是电路的一个基本属性。它决定了在给定电压下电路中将流过多少电流，根据欧姆定律，电压(V) = 电流(I) × 电阻(R)。在许多情况下，使用固定电阻，但在某些情况下，需要改变电阻。这就是可调电阻发挥作用的地方。可调电阻的一个常见例子是电位器，通常出现在音频设备的音量控制中。通过转动旋钮，用户可以增加或减少电阻，从而根据个人喜好调整音量。这个简单的机制说明了可调电阻在日常生活中的实际应用，使用户能够与技术进行友好的互动。此外，在电子领域，可调电阻对于调谐电路至关重要。例如，无线电发射机和接收机通常需要精确的调整，以确保它们在正确的频率下运行。工程师利用可调电阻组件来微调这些设备，确保最佳性能和信号清晰度。此外，可调电阻在实验室的实验设置中也发挥着重要作用。科学家们通常需要控制流经实验的电流，而可调电阻提供了实现这一目标的手段。通过改变电阻，他们可以观察不同电流水平如何影响结果，从而得到更准确和可靠的数据。此外，在可再生能源的背景下，可调电阻可以在太阳能逆变器等系统中找到。这些设备将太阳能电池板产生的直流电转换为交流电，后者用于家庭和企业。逆变器必须调整其电阻，以优化能源转换，基于变化的阳光条件。这种适应性对于最大限度地提高效率和确保产生的能量可用至关重要。总之，可调电阻的概念是现代电子和工程的重要组成部分。它修改电阻水平的能力具有深远的影响，从增强消费电子产品中的用户体验到使精确的科学实验成为可能，以及优化可再生能源系统。随着技术的不断发展，可调电阻的重要性无疑会增加，使其成为任何有兴趣了解电气系统复杂性的人必不可少的主题。通过掌握可调电阻的重要性，个人可以更好地欣赏他们每天使用的设备的复杂性以及推动我们世界前进的技术进步。