pulling force

简明释义

拉力

英英释义

例句

1.The pulling force of the magnet was strong enough to lift several paperclips.

这个磁铁的拉力足够强，可以提起几根回形针。

2.The pulling force of the rope was tested to ensure it could support the load.

绳子的拉力经过测试，以确保它能够支撑负载。

3.A child's strength can generate a surprising amount of pulling force when playing with a toy.

当孩子玩玩具时，他的力量可以产生惊人的拉力。

4.In a tug-of-war, the team with the greatest pulling force usually wins.

在拔河比赛中，拥有最大拉力的队伍通常获胜。

5.Engineers calculated the pulling force required to move the heavy machinery.

工程师计算了移动重型机械所需的拉力。

作文

In the realm of physics and engineering, the concept of pulling force is fundamental to understanding how objects interact with one another. The pulling force can be defined as the force that acts to draw an object toward another object or a point in space. This force plays a crucial role in various applications, from simple tasks like lifting a bag of groceries to complex systems such as cranes lifting heavy loads in construction sites. Understanding this concept not only helps us in everyday activities but also enhances our comprehension of larger mechanical systems.To grasp the significance of pulling force, we can consider the example of a simple pulley system. A pulley is a wheel on an axle or shaft that is designed to support movement and change the direction of force. When a person pulls down on one side of the rope that loops over the pulley, the pulling force exerted by their hand is transmitted through the rope, effectively lifting the load on the other side. This demonstrates how pulling force can be utilized to overcome gravitational forces acting on objects, making it easier to lift heavy items.Furthermore, the pulling force is not limited to physical interactions; it also has metaphorical applications in our daily lives. For instance, one might refer to the pulling force of a leader or an influential figure within a community. This figurative use of the term signifies the ability of certain individuals to attract others towards a common goal or vision. Just as a physical pulling force can bring objects together, a strong leader can unite people under shared aspirations, guiding them toward success.In the scientific community, the study of pulling force is essential in fields such as mechanics, physics, and even biology. For example, in biomechanics, researchers examine the pulling force generated by muscles during movement. Understanding how muscles exert pulling force allows scientists to develop better rehabilitation techniques for individuals recovering from injuries. In this context, the pulling force becomes a pivotal factor in restoring mobility and strength.Moreover, the principles of pulling force are also applied in the design of various machines and tools. Engineers must calculate the appropriate pulling force required for machinery to function efficiently. For instance, when designing a vehicle, engineers consider the pulling force necessary to tow trailers or transport heavy goods. This ensures that vehicles are equipped with the right amount of power to perform their intended tasks safely and effectively.In conclusion, the concept of pulling force is integral to both physical and metaphorical contexts. Whether in the realm of physics, leadership, or biomechanics, understanding pulling force enables us to navigate and manipulate the world around us more effectively. As we continue to explore the implications of pulling force, we uncover its importance in enhancing our daily lives and advancing technology. Therefore, it is essential to appreciate this fundamental force that shapes our understanding of interactions, whether they occur at the level of atoms or among individuals in society.

在物理和工程领域，拉力的概念对于理解物体之间的相互作用是基础性的。拉力可以定义为一种作用于物体，将其向另一个物体或空间某一点拉近的力量。这种力量在各种应用中发挥着至关重要的作用，从简单的日常任务，如提起一袋杂货，到复杂的系统，如建筑工地上的起重机提升重物。理解这一概念不仅有助于我们进行日常活动，还增强了我们对更大机械系统的理解。为了掌握拉力的重要性，我们可以考虑一个简单的滑轮系统的例子。滑轮是一个设计用于支持运动并改变力量方向的轮子。当一个人拉下绳子的一个侧面时，手施加的拉力通过绳子传递，有效地提升另一侧的负载。这展示了如何利用拉力克服作用于物体的重力，使提升重物变得更加容易。此外，拉力不仅限于物理互动；它在我们的日常生活中也有隐喻的应用。例如，人们可能会提到某个领导者或社区内有影响力的人物的拉力。这个比喻的用法表示某些人吸引他人朝着共同目标或愿景的能力。正如物理上的拉力可以将物体聚集在一起，强有力的领导者也可以团结人们，指导他们走向成功。在科学界，对拉力的研究在机械学、物理学甚至生物学等领域都至关重要。例如，在生物力学中，研究人员检查肌肉在运动过程中产生的拉力。了解肌肉如何施加拉力使科学家能够开发出更好的康复技术，帮助从伤病中恢复的人。在这种情况下，拉力成为恢复移动性和力量的关键因素。此外，拉力的原理也应用于各种机器和工具的设计。工程师必须计算机器正常运转所需的适当拉力。例如，在设计车辆时，工程师考虑拖车或运输重物所需的拉力。这确保车辆具备足够的动力以安全有效地完成其预定任务。总之，拉力的概念在物理和隐喻上下文中都是不可或缺的。无论是在物理学、领导力还是生物力学领域，理解拉力使我们能够更有效地驾驭和操纵周围的世界。随着我们继续探索拉力的含义，我们揭示了其在提升我们日常生活和推动技术进步中的重要性。因此，欣赏这种塑造我们对相互作用理解的基本力量是至关重要的，无论这些相互作用发生在原子层面还是社会中个体之间。