moment of rotation

简明释义

旋转力矩

英英释义

例句

1.The athlete demonstrated perfect form, maximizing the moment of rotation 旋转力矩 during her gymnastics routine.

这位运动员展示了完美的姿势，最大化了她体操动作中的moment of rotation 旋转力矩。

2.The moment of rotation 旋转力矩 affects the performance of the motor in our robotics project.

在我们的机器人项目中，moment of rotation 旋转力矩影响电动机的性能。

3.In physics class, we learned how to measure the moment of rotation 旋转力矩 of a spinning wheel.

在物理课上，我们学习了如何测量旋转轮的moment of rotation 旋转力矩。

4.The engineer calculated the moment of rotation 旋转力矩 for the new bridge design to ensure stability.

工程师计算了新桥设计的moment of rotation 旋转力矩以确保稳定性。

5.To optimize the design, we must consider the moment of rotation 旋转力矩 of each component.

为了优化设计，我们必须考虑每个组件的moment of rotation 旋转力矩。

作文

The concept of a moment of rotation is fundamental in the study of physics and engineering. It refers to the measure of the tendency of a force to rotate an object about an axis. This moment is also known as torque, and it plays a crucial role in various applications, from simple machines to complex mechanical systems.To understand the moment of rotation, we can visualize it with a common example: opening a door. When you push on the edge of a door, the force you apply creates a moment of rotation around the hinges. The further away from the hinges you apply the force, the greater the moment of rotation will be. This principle explains why it is easier to open a door by pushing at the handle rather than near the hinges.Mathematically, the moment of rotation can be expressed with the formula: τ = r × F, where τ represents the torque (or moment of rotation), r is the distance from the pivot point to the point where the force is applied, and F is the magnitude of the force. This equation highlights that both the distance and the amount of force are critical in determining the effectiveness of the moment of rotation.In engineering, understanding the moment of rotation is essential for designing structures and machines. For instance, when engineers design bridges, they must calculate the moments of rotation that will occur when vehicles pass over. If these moments are not properly accounted for, it could lead to structural failure.Moreover, the moment of rotation is not limited to static objects; it also plays a significant role in dynamic systems. For example, in vehicles, the moments of rotation generated by the wheels affect acceleration and steering. Engineers must consider these factors when designing vehicles to ensure safety and performance.In summary, the moment of rotation is a vital concept in both theoretical and practical applications. Its implications stretch across various fields, including physics, engineering, and even everyday activities. By grasping the principles behind the moment of rotation, we can better appreciate how forces interact with objects and the importance of proper design and analysis in engineering practices.

转动矩的概念在物理学和工程学的研究中是基础性的。它指的是一种力使物体围绕一个轴旋转的倾向的度量。这个转动矩也被称为扭矩，它在从简单机械到复杂机械系统的各种应用中都起着至关重要的作用。为了理解转动矩，我们可以用一个常见的例子来形象化：开门。当你推门的边缘时，你施加的力在铰链周围产生了一个转动矩。离铰链越远施加的力，转动矩就会越大。这一原理解释了为什么在把门推到手柄处比靠近铰链处更容易打开门。在数学上，转动矩可以用公式表示：τ = r × F，其中τ表示扭矩（或转动矩），r是从支点到施加力的点的距离，F是力的大小。这个方程突出了距离和力的大小在决定转动矩的有效性方面都是至关重要的。在工程学中，理解转动矩对于设计结构和机器至关重要。例如，当工程师设计桥梁时，他们必须计算车辆经过时会发生的转动矩。如果这些转动矩没有得到适当考虑，可能会导致结构失败。此外，转动矩不仅限于静态物体；它在动态系统中也起着重要作用。例如，在车辆中，车轮产生的转动矩影响加速和转向。工程师在设计车辆时必须考虑这些因素，以确保安全和性能。总之，转动矩是理论和实践应用中的一个重要概念。它的影响跨越多个领域，包括物理学、工程学，甚至日常活动。通过掌握转动矩背后的原理，我们可以更好地理解力如何与物体相互作用，以及在工程实践中适当设计和分析的重要性。