resistance to rolling

简明释义

横摇阻力

英英释义

例句

1.In our tests, the vehicle's resistance to rolling was significantly lower than that of its competitors.

在我们的测试中，该车辆的抗滚动阻力明显低于其竞争对手。

2.A higher resistance to rolling can contribute to a smoother ride on rough terrain.

更高的抗滚动阻力可以使在崎岖地形上的行驶更平稳。

3.The new tire design shows improved resistance to rolling, which leads to better fuel efficiency.

新的轮胎设计显示出更好的抗滚动阻力，这提高了燃油效率。

4.Engineers are focusing on materials that enhance resistance to rolling for electric vehicles.

工程师们专注于增强电动车辆抗滚动阻力的材料。

5.The study found that tire pressure affects the resistance to rolling significantly.

研究发现，轮胎压力显著影响抗滚动阻力。

作文

In the realm of physics and engineering, the concept of resistance to rolling plays a crucial role in understanding how objects move across surfaces. This term refers to the force that opposes the motion of an object as it rolls over a surface. It is an essential factor in various applications, from designing efficient vehicles to optimizing machinery performance. Understanding resistance to rolling can significantly impact energy consumption and overall efficiency in transportation and manufacturing processes.When a wheel or tire rolls on a surface, several factors contribute to resistance to rolling. One of the primary factors is the deformation of the wheel and the surface it rolls on. As the wheel rotates, it compresses slightly at the point of contact with the ground. This deformation creates a temporary shape change that dissipates energy in the form of heat, resulting in a loss of kinetic energy. The greater the deformation, the higher the resistance to rolling becomes. Therefore, materials with lower deformation characteristics, such as hard rubber or solid plastic, are often preferred in applications requiring minimal rolling resistance.Another significant aspect of resistance to rolling is related to the surface texture of the material. A rough surface increases friction and, consequently, the resistance to rolling. Conversely, smoother surfaces allow for easier rolling, reducing the energy required to maintain motion. For instance, racing bicycles are equipped with tires specifically designed to minimize resistance to rolling, featuring smooth treads and lightweight materials to enhance speed and performance.The implications of resistance to rolling extend beyond individual components; they also influence the overall design of systems. In automotive engineering, for example, manufacturers strive to create vehicles with low rolling resistance to improve fuel efficiency. By optimizing tire design and selecting appropriate materials, engineers can reduce the energy required to propel the vehicle, leading to better mileage and lower emissions. This consideration is vital in today’s world, where sustainability and environmental concerns are at the forefront of technological advancements.Moreover, the concept of resistance to rolling is not limited to vehicles. It is equally important in the design of conveyor belts, industrial machinery, and even sports equipment. For instance, in rollerblading, the choice of wheels significantly affects the resistance to rolling. Harder wheels tend to roll more efficiently, allowing skaters to achieve higher speeds with less effort.In conclusion, resistance to rolling is a fundamental principle that impacts various fields, including automotive engineering, sports technology, and industrial design. By understanding the factors that contribute to this phenomenon, engineers and designers can create more efficient systems that conserve energy and enhance performance. As we continue to innovate and seek sustainable solutions, the importance of minimizing resistance to rolling will only grow, paving the way for advancements that benefit both consumers and the environment.

在物理和工程领域，滚动阻力的概念在理解物体如何在表面上移动方面发挥着至关重要的作用。这个术语指的是当物体在表面上滚动时，反对其运动的力。这是各种应用中的一个重要因素，从设计高效的车辆到优化机械性能。理解滚动阻力对运输和制造过程中的能量消耗和整体效率有显著影响。当轮子或轮胎在表面上滚动时，多个因素会影响滚动阻力。其中一个主要因素是轮子和它滚动的表面的变形。当轮子旋转时，它在与地面接触的点略微压缩。这种变形会造成临时形状变化，以热量的形式耗散能量，从而导致动能损失。变形越大，滚动阻力就越高。因此，在需要最小化滚动阻力的应用中，通常优选具有较低变形特性的材料，如硬橡胶或固体塑料。滚动阻力的另一个重要方面与材料的表面纹理有关。粗糙的表面增加摩擦，因此增加了滚动阻力。相反，光滑的表面允许更容易的滚动，减少维持运动所需的能量。例如，赛车自行车配备了专门设计的轮胎，以最小化滚动阻力，采用平滑的花纹和轻质材料来增强速度和性能。滚动阻力的影响不仅限于单个组件；它们还影响系统的整体设计。在汽车工程中，例如，制造商努力创造低滚动阻力的车辆，以提高燃油效率。通过优化轮胎设计和选择适当的材料，工程师可以减少推动车辆所需的能量，从而实现更好的里程和更低的排放。这一考虑在当今世界至关重要，因为可持续性和环境问题处于技术进步的前沿。此外，滚动阻力的概念并不限于车辆。在输送带、工业机械甚至体育设备的设计中同样重要。例如，在滑轮溜冰中，轮子的选择会显著影响滚动阻力。较硬的轮子往往能更有效地滚动，使滑冰者以更少的努力达到更高的速度。总之，滚动阻力是一个基本原则，影响着汽车工程、体育科技和工业设计等多个领域。通过理解影响这一现象的因素，工程师和设计师可以创造出更高效的系统，节约能源并提升性能。随着我们不断创新和寻求可持续解决方案，最小化滚动阻力的重要性只会增加，为造福消费者和环境的进步铺平道路。