number of revolutions

简明释义

转数

英英释义

例句

1.The engine's performance is often measured by the number of revolutions 转速 it makes per minute.

发动机的性能通常通过其每分钟的number of revolutions 转速来衡量。

2.The factory machine operates at a high number of revolutions 转速 to increase production efficiency.

工厂机器以高number of revolutions 转速运转，以提高生产效率。

3.To calculate the speed of the wheel, you need to know the number of revolutions 转数 it completes in a given time.

要计算轮子的速度，你需要知道在给定时间内它完成的number of revolutions 转数。

4.The bicycle's odometer tracks the total number of revolutions 转数 of the wheels to estimate distance traveled.

自行车的里程表跟踪车轮的总number of revolutions 转数以估算行驶的距离。

5.In physics, the number of revolutions 转数 can be used to determine angular velocity.

在物理学中，number of revolutions 转数可用于确定角速度。

作文

The concept of the number of revolutions refers to the total count of complete turns or cycles made by an object around a central point or axis. This term is commonly used in various fields, including physics, engineering, and even everyday life. Understanding the number of revolutions can provide insights into the behavior of rotating objects, the efficiency of machines, and the dynamics of motion. For instance, in physics, when studying rotational motion, the number of revolutions can help calculate angular velocity and acceleration. Angular velocity is defined as the rate of change of the angle with respect to time, and it can be directly related to the number of revolutions completed in a given time frame. For example, if a wheel completes 10 revolutions in 5 seconds, we can easily determine its angular velocity by dividing the number of revolutions by the time taken. This relationship is crucial in understanding how fast an object is spinning and how this affects its overall motion.In engineering, the number of revolutions is vital for designing machinery. Take, for instance, a car engine. The engine's performance is often measured by its revolutions per minute (RPM). A higher RPM indicates that the engine is working harder and producing more power, which is essential for speed and acceleration. Engineers must carefully consider the number of revolutions to ensure that the engine operates efficiently without overheating or causing mechanical failure. Thus, the number of revolutions plays a critical role in optimizing the design and functionality of various machines.Moreover, in everyday life, we encounter the number of revolutions in many scenarios. For example, when riding a bicycle, the cyclist can calculate how far they have traveled based on the number of revolutions made by the wheels. Each complete turn of the wheel propels the bike forward, and knowing the circumference of the wheel allows one to determine the distance covered. This practical application highlights how the number of revolutions is not just a theoretical concept but a tangible measurement that impacts our daily activities.Additionally, the number of revolutions is significant in scientific experiments. In laboratories, researchers often need to measure the number of revolutions of centrifuges or other rotating devices to understand the effects of centrifugal force on various substances. By analyzing the number of revolutions, scientists can draw conclusions about the behavior of particles, the separation of mixtures, and other phenomena that are essential for advancements in chemistry and biology.In conclusion, the number of revolutions is a multifaceted concept that permeates various disciplines, from physics and engineering to everyday life and scientific research. By grasping the significance of the number of revolutions, we can better appreciate the mechanics of motion and the intricate workings of machines and natural phenomena. Whether we are calculating the speed of a vehicle, designing efficient engines, or conducting experiments, the number of revolutions remains a fundamental aspect of understanding the world around us.

“转数”这个概念指的是一个物体围绕中心点或轴所完成的完整转动或循环的总计数。这个术语常用于物理学、工程学，甚至日常生活中。理解“转数”可以提供对旋转物体行为、机器效率和运动动态的深入见解。例如，在物理学中，当研究旋转运动时，“转数”可以帮助计算角速度和加速度。角速度被定义为角度随时间变化的速率，它可以直接与在给定时间内完成的“转数”相关联。例如，如果一个轮子在5秒内完成了10次“转动”，我们可以通过将“转数”除以所需时间来轻松确定其角速度。这种关系对于理解物体旋转的快慢及其对整体运动的影响至关重要。在工程学中，“转数”对机械设计至关重要。以汽车发动机为例，发动机的性能通常通过每分钟转数（RPM）来衡量。更高的RPM表示发动机工作更努力，产生更多动力，这对速度和加速至关重要。工程师必须仔细考虑“转数”，以确保发动机高效运转而不发生过热或机械故障。因此，“转数”在优化各种机器的设计和功能中发挥着关键作用。此外，在日常生活中，我们在许多场景中都遇到“转数”。例如，当骑自行车时，骑行者可以根据轮子完成的“转数”来计算他们行驶的距离。每一次完整的轮子转动都会推动自行车向前，而知道轮子的周长可以让人确定所覆盖的距离。这一实际应用突显了“转数”不仅是一个理论概念，而是一个影响我们日常活动的具体测量。另外，“转数”在科学实验中也很重要。在实验室中，研究人员经常需要测量离心机或其他旋转设备的“转数”，以了解离心力对各种物质的影响。通过分析“转数”，科学家可以得出关于粒子行为、混合物分离和其他现象的结论，这对于化学和生物学的进步至关重要。总之，“转数”是一个多方面的概念，渗透到物理学、工程学、日常生活和科学研究等各个学科。通过掌握“转数”的重要性，我们可以更好地欣赏运动的机制以及机器和自然现象的复杂运作。无论我们是在计算车辆的速度、设计高效的发动机，还是进行实验，“转数”始终是理解我们周围世界的基本方面。