fixed end

简明释义

固定端

英英释义

例句

1.The structure's stability relies on the fixed end of the beam being securely anchored.

该结构的稳定性依赖于梁的固定端牢固锚定。

2.She attached the curtain to a fixed end so it could be easily drawn back.

她将窗帘的一端固定在一个固定端上，这样可以轻松拉开。

3.The rope was tied at a fixed end to ensure it wouldn't move during the experiment.

这根绳子的一端被绑在一个固定端上，以确保在实验过程中不会移动。

4.In our project, we need to secure the fixed end of the cable to prevent any slack.

在我们的项目中，我们需要将电缆的固定端固定，以防止任何松弛。

5.The pendulum swings from a fixed end, allowing us to measure its period accurately.

摆锤从一个固定端摆动，使我们能够准确测量其周期。

作文

In the realm of physics and engineering, the term fixed end refers to a point where an object is securely anchored or restrained, preventing any movement or displacement. This concept is crucial when analyzing structures such as beams, bridges, and other load-bearing elements. Understanding how fixed ends function can greatly influence the design and stability of various constructions.When we think about a beam supported at both ends, one end may be simply supported, allowing it to rotate and move slightly under load, while the other end might be a fixed end. A fixed end means that the beam cannot rotate or translate at that point, which leads to different stress distributions along the beam compared to a simply supported beam. This difference is vital for engineers to consider when calculating bending moments and shear forces.For instance, imagine a bridge with multiple spans. The ends of the bridge are often designed as fixed ends to ensure that the entire structure remains stable under various loads, including vehicles passing over it and environmental factors like wind and earthquakes. If the ends were not fixed, the bridge could experience unwanted movements that could lead to structural failure.Moreover, in the context of mechanical systems, fixed ends are essential in ensuring that certain components remain stationary while others move. For example, in a simple pendulum, the pivot point acts as a fixed end, allowing the pendulum to swing freely without losing its connection to the support. This principle is not only applicable in physics but also in various fields such as robotics, where joints may serve as fixed ends to maintain the integrity of the robotic arm's movement.The importance of fixed ends extends beyond physical structures; it also plays a role in mathematical models and simulations. Engineers and architects often use software to simulate the behavior of structures under different conditions. By defining certain points as fixed ends, they can accurately predict how a structure will respond to loads, ultimately leading to safer and more efficient designs.In conclusion, the concept of fixed ends is fundamental in both theoretical and practical applications across various disciplines. Whether in structural engineering, mechanical systems, or computer simulations, understanding the implications of a fixed end allows professionals to create designs that are not only functional but also safe and reliable. As we continue to innovate and develop new technologies, the principles surrounding fixed ends will remain integral to our understanding of stability and strength in the physical world.

在物理和工程领域，术语fixed end指的是一个物体被安全锚定或约束的点，防止任何运动或位移。这个概念在分析梁、桥梁和其他承载元素等结构时至关重要。理解fixed ends的功能可以大大影响各种建筑的设计和稳定性。当我们想到一个两端支撑的梁时，一端可能是简单支撑，允许它在负载下旋转并稍微移动，而另一端可能是fixed end。fixed end意味着梁在该点不能旋转或平移，这导致与简单支撑梁相比，梁上的应力分布不同。这种差异对于工程师在计算弯矩和剪力时至关重要。例如，想象一座多跨的桥。桥的两端通常设计为fixed ends，以确保整个结构在各种负载下保持稳定，包括车辆经过和风、地震等环境因素。如果两端没有固定，桥可能会经历不必要的运动，从而导致结构失效。此外，在机械系统的背景下，fixed ends对于确保某些组件保持静止而其他组件移动至关重要。例如，在一个简单的摆中，支点作为fixed end，允许摆自由摆动而不失去与支撑的连接。这个原则不仅适用于物理学，还适用于机器人等多个领域，在这些领域中，关节可能充当fixed ends，以维持机器人手臂运动的完整性。fixed ends的重要性超出了物理结构的范围；它在数学模型和模拟中也发挥着作用。工程师和建筑师经常使用软件来模拟结构在不同条件下的行为。通过将某些点定义为fixed ends，他们可以准确预测结构如何响应负载，最终导致更安全、更高效的设计。总之，fixed ends的概念在各个学科的理论和实际应用中都是基础。无论是在结构工程、机械系统还是计算机模拟中，理解fixed end的含义使专业人员能够创建不仅功能齐全而且安全可靠的设计。随着我们继续创新和开发新技术，围绕fixed ends的原则将始终是我们理解物理世界中稳定性和强度的关键。