wheel crank

简明释义

盘形曲柄

英英释义

例句

1.When you see the wheel crank (轮柄), make sure to turn it clockwise to tighten the bolt.

当你看到wheel crank (轮柄)时，确保顺时针旋转以拧紧螺栓。

2.To adjust the height of the chair, turn the wheel crank (轮柄) located under the seat.

要调整椅子的高度，请旋转座位下方的wheel crank (轮柄)。

3.The mechanic used a wheel crank (轮柄) to lift the car off the ground for repairs.

机械师使用wheel crank (轮柄)将汽车抬离地面以进行维修。

4.You can easily change the angle of the umbrella by turning the wheel crank (轮柄) on the side.

通过旋转侧面的wheel crank (轮柄)，您可以轻松改变伞的角度。

5.The old-fashioned bicycle had a wheel crank (轮柄) that required some effort to pedal.

这辆老式自行车有一个需要一些力气才能踩动的wheel crank (轮柄)。

作文

The invention of the wheel was one of the most significant milestones in human history, and it has evolved over time into various forms and mechanisms. One such mechanism is the wheel crank, which plays a crucial role in many machines and devices. A wheel crank is essentially a lever attached to a rotating wheel that converts linear motion into rotational motion. This simple yet effective design has been utilized in numerous applications, from bicycles to complex machinery. In the context of bicycles, the wheel crank is an essential component that connects the pedals to the bike's drivetrain. When a cyclist pushes down on the pedals, the wheel crank rotates, transferring energy to the chain and ultimately propelling the bike forward. This mechanism allows for efficient movement and is a testament to the ingenuity of engineering. Moreover, the wheel crank is not limited to bicycles; it can also be found in various industrial machines, such as lathes and milling machines. In these applications, the wheel crank allows operators to control the movement of the machine with precision, making it easier to shape materials and create intricate designs. The versatility of the wheel crank showcases its importance in both everyday life and specialized fields. One interesting aspect of the wheel crank is its historical significance. The concept of using a crank mechanism dates back centuries, with early examples found in ancient Greek and Roman technology. These early inventions laid the groundwork for modern machinery, demonstrating how a simple idea can have lasting impacts on society. As technology continues to advance, the wheel crank remains relevant, adapting to new innovations while still serving its fundamental purpose. In conclusion, the wheel crank is a remarkable invention that exemplifies the intersection of simplicity and functionality. Whether in a bicycle or a complex machine, the wheel crank serves as a vital link between human effort and mechanical movement. Its enduring presence in various applications highlights its significance in both historical and contemporary contexts. Understanding the role of the wheel crank not only enriches our knowledge of engineering but also reminds us of the creativity and resourcefulness inherent in human innovation. The next time you ride a bicycle or observe a machine in action, take a moment to appreciate the wheel crank and the incredible engineering principles it embodies. It is a small yet powerful component that has played a significant role in shaping the world we live in today.

轮子的发明是人类历史上最重要的里程碑之一，随着时间的推移，它演变成各种形式和机制。其中一种机制就是轮曲柄，它在许多机器和设备中发挥着至关重要的作用。轮曲柄本质上是一个连接到旋转轮的杠杆，将线性运动转换为旋转运动。这种简单而有效的设计已被广泛应用于从自行车到复杂机械的众多应用中。在自行车的背景下，轮曲柄是一个必不可少的组件，它将踏板与自行车的传动系统连接起来。当骑自行车的人踩下踏板时，轮曲柄旋转，将能量传递给链条，最终推动自行车向前移动。这一机制实现了高效的运动，证明了工程学的巧妙。此外，轮曲柄不仅限于自行车；它还可以在各种工业机器中找到，例如车床和铣床。在这些应用中，轮曲柄使操作员能够精确控制机器的运动，从而更容易地加工材料和创造复杂的设计。轮曲柄的多功能性展示了它在日常生活和专业领域中的重要性。轮曲柄的一个有趣之处在于它的历史意义。使用曲柄机制的概念可以追溯到几个世纪以前，早期实例在古希腊和罗马技术中就能找到。这些早期的发明为现代机械奠定了基础，展示了一个简单的想法如何对社会产生持久的影响。随着技术的不断进步，轮曲柄仍然保持相关性，适应新的创新，同时仍然服务于其基本目的。总之，轮曲柄是一项非凡的发明，体现了简单性与功能性的交汇点。无论是在自行车还是复杂的机器中，轮曲柄作为人类努力与机械运动之间的重要纽带。它在各种应用中的持久存在突显了它在历史和当代背景中的重要性。理解轮曲柄的作用不仅丰富了我们对工程学的知识，也提醒我们人类创新中固有的创造力和资源fulness。下次当你骑自行车或观察一台机器运作时，花一点时间来欣赏轮曲柄及其所体现的令人难以置信的工程原理。这是一个小而强大的组件，在塑造我们今天生活的世界中发挥了重要作用。