crank arem

简明释义

曲柄臂

英英释义

例句

1.The kids were in a crank arem mood after being stuck indoors all day.

孩子们在被困在室内一整天后，情绪变得很烦躁。

2.After a long day at work, I just want to relax and not deal with any more crank arem issues.

经过一天的辛苦工作，我只想放松一下，不想再处理任何烦人的事情。

3.Don't let the crank arem comments from others affect your confidence.

不要让别人的负面评论影响你的自信。

4.She tends to become crank arem when she is stressed about her deadlines.

当她对截止日期感到压力时，她往往会变得烦躁。

5.He always seems to be in a crank arem mood when he doesn't get enough sleep.

当他没有睡好时，他总是显得很烦躁。

作文

In the world of machinery, various components work together to create efficient systems. One such component is the crank arm, which plays a crucial role in converting rotary motion into linear motion. The crank arm is commonly found in bicycles, engines, and various mechanical devices. It connects the crankshaft to other parts, allowing for the transfer of energy and movement. Understanding the function of the crank arm can help us appreciate how machines operate and how they are designed.The crank arm is typically a lever that rotates around a fixed point, known as the crank pin. When the crank arm turns, it pushes or pulls on another component, resulting in movement. For instance, in a bicycle, when a rider pedals, the pedals rotate the crank arm, which then turns the chainring. This action ultimately propels the bicycle forward. Without the crank arm, the energy generated by pedaling would not effectively translate into motion.Moreover, the design of the crank arm can vary significantly depending on its application. In bicycles, the crank arm is usually made from lightweight materials such as aluminum or carbon fiber to enhance performance. In contrast, in industrial machines, crank arms may be constructed from more robust materials to withstand higher stress and loads. This adaptability makes the crank arm an essential part of many different types of machinery.The importance of the crank arm extends beyond just its mechanical function; it also serves as a prime example of engineering principles in action. The leverage provided by the crank arm allows for greater force application with less effort. This principle is vital in various applications, from simple hand tools to complex automotive engines.In conclusion, the crank arm is a fundamental component in many mechanical systems, facilitating the conversion of motion and energy. Its design and functionality illustrate key engineering concepts that are essential for the operation of various machines. By understanding the role of the crank arm, we gain insight into the intricate workings of machinery that power our daily lives. Whether we are riding a bicycle or operating heavy equipment, the crank arm is a silent yet powerful contributor to our mechanical world.

在机械世界中，各个组件协同工作，创造出高效的系统。其中一个重要的组件是曲柄臂，它在将旋转运动转换为线性运动方面发挥着关键作用。曲柄臂通常出现在自行车、发动机和各种机械设备中。它连接曲轴与其他部件，允许能量和运动的传递。理解曲柄臂的功能可以帮助我们欣赏机器的运作方式以及它们的设计。曲柄臂通常是一个围绕固定点（称为曲柄销）旋转的杠杆。当曲柄臂转动时，它推动或拉动另一个组件，从而导致运动。例如，在自行车中，当骑行者踏脚时，踏板旋转曲柄臂，然后转动链轮。这一动作最终推动自行车向前行驶。如果没有曲柄臂，踏脚所产生的能量将无法有效转化为运动。此外，曲柄臂的设计因其应用而异。在自行车中，曲柄臂通常由铝或碳纤维等轻质材料制成，以提高性能。相反，在工业机器中，曲柄臂可能由更坚固的材料构成，以承受更高的压力和负荷。这种适应性使得曲柄臂成为许多不同类型机械的重要部分。曲柄臂的重要性不仅仅在于其机械功能；它也是工程原理实际应用的典范。曲柄臂提供的杠杆作用使得以更少的努力施加更大的力量成为可能。这一原理在从简单的手工具到复杂的汽车发动机等各种应用中至关重要。总之，曲柄臂是许多机械系统中的基本组件，促进了运动和能量的转换。它的设计和功能展示了工程学的关键概念，这些概念对于各种机器的运作至关重要。通过理解曲柄臂的作用，我们可以洞察驱动我们日常生活的机械复杂性。无论是骑自行车还是操作重型设备，曲柄臂都是我们机械世界中一个默默无闻但强大的贡献者。