toothed wheel

简明释义

齿轮

英英释义

例句

1.In the clock, the toothed wheel regulates the movement of the hands.

在钟表中，齿轮调节指针的运动。

2.The engineer designed a new mechanism that uses a toothed wheel to transfer motion efficiently.

工程师设计了一种新机制，使用齿轮来有效传递运动。

3.A broken toothed wheel in the machine caused it to malfunction.

机器中的一个坏了的齿轮导致其故障。

4.The bicycle's gears include a toothed wheel that helps in changing speeds.

自行车的齿轮中包括一个齿轮，有助于改变速度。

5.The toy car has a small toothed wheel that makes it move forward.

玩具车有一个小的齿轮使其向前移动。

作文

The mechanical world is filled with intricate components that work together to create the machines we rely on every day. One of the fundamental elements in many mechanical systems is the toothed wheel, which is also known as a gear. These wheels have teeth that interlock with each other, allowing for the transfer of motion and force between different parts of a machine. Understanding the function and importance of the toothed wheel is essential for anyone interested in mechanics or engineering.In essence, a toothed wheel serves a critical purpose in converting rotational motion into linear motion or vice versa. When one toothed wheel turns, its teeth engage with another wheel, causing it to turn as well. This interaction not only changes the direction of movement but can also alter the speed and torque depending on the size and number of teeth on the wheels involved. For instance, if a smaller toothed wheel drives a larger one, the larger wheel will rotate more slowly but with greater force. This principle is widely utilized in various machinery, from simple clock mechanisms to complex automotive engines.Moreover, the design of a toothed wheel is crucial for its effectiveness. The shape, size, and arrangement of the teeth must be meticulously planned to ensure smooth engagement and minimal wear over time. Engineers often use materials like steel or plastic for toothed wheels, depending on the application and required durability. In high-stress environments, such as in industrial machinery, precision-engineered toothed wheels are vital for maintaining efficiency and safety.In addition to their mechanical applications, toothed wheels also play a significant role in our everyday lives. For example, bicycles utilize gears, which are essentially toothed wheels, to help riders adjust their pedaling effort according to the terrain. Similarly, watches rely on a series of toothed wheels to keep accurate time, demonstrating how these components can be found in both large and small devices.Furthermore, advancements in technology have led to the development of specialized toothed wheels that enhance performance and efficiency. For instance, some modern machines use helical gears, which are a type of toothed wheel designed to provide smoother operation and reduced noise. This innovation showcases how the basic concept of the toothed wheel continues to evolve, adapting to new challenges and requirements in engineering.In conclusion, the toothed wheel is an indispensable component in the realm of mechanics and engineering. Its ability to transmit motion and force makes it a foundational element in countless machines and devices. By understanding the function and significance of the toothed wheel, we gain insight into the intricacies of mechanical design and the innovations that drive modern technology forward. Whether in a simple toy or a complex industrial system, the impact of the toothed wheel is undeniably profound, reminding us of the elegance and efficiency of mechanical engineering.

机械世界充满了复杂的组件，这些组件共同作用，创造出我们每天依赖的机器。在许多机械系统中，一个基本元素就是齿轮，也被称为齿轮。这些轮子上有相互啮合的齿，允许运动和力在机器的不同部分之间传递。理解齿轮的功能和重要性对于任何对机械或工程感兴趣的人来说都是至关重要的。从本质上讲，齿轮在将旋转运动转换为线性运动或反之亦然方面发挥着关键作用。当一个齿轮转动时，它的齿与另一个轮子啮合，导致它也转动。这种相互作用不仅改变了运动的方向，还可以根据参与的轮子的大小和齿数改变速度和扭矩。例如，如果一个较小的齿轮驱动一个较大的轮子，较大的轮子将以较慢的速度旋转，但扭矩更大。这个原理广泛应用于各种机械，从简单的钟表机制到复杂的汽车发动机。此外，齿轮的设计对于其有效性至关重要。齿的形状、大小和排列必须经过精心规划，以确保平稳啮合和最小磨损。工程师通常使用钢或塑料等材料来制造齿轮，具体取决于应用和所需的耐久性。在高应力环境中，例如工业机械，精密工程的齿轮对于保持效率和安全至关重要。除了机械应用，齿轮在我们的日常生活中也发挥着重要作用。例如，自行车利用齿轮，实际上就是齿轮，帮助骑行者根据地形调整踏板力度。类似地，手表依靠一系列齿轮来保持准确的时间，展示了这些组件在大型和小型设备中的存在。此外，技术的进步导致了专门化齿轮的发展，提高了性能和效率。例如，一些现代机器使用斜齿轮，这是一种设计用于提供更平稳操作和减少噪音的齿轮。这一创新展示了齿轮的基本概念如何不断演变，以适应工程中的新挑战和需求。总之，齿轮是机械和工程领域不可或缺的组成部分。它传递运动和力量的能力使其成为无数机器和设备的基础元素。通过理解齿轮的功能和重要性，我们可以深入了解机械设计的复杂性以及推动现代技术前进的创新。无论是在简单的玩具还是复杂的工业系统中，齿轮的影响无疑是深远的，提醒我们机械工程的优雅和效率。