static equilibrium

简明释义

静态平衡

英英释义

例句

1.In physics, understanding static equilibrium 静态平衡 is crucial for analyzing structures.

在物理学中，理解静态平衡 static equilibrium对于分析结构至关重要。

2.A seesaw that is perfectly balanced with equal weights on both sides is an example of static equilibrium 静态平衡.

一个两边有相等重量的跷跷板是静态平衡 static equilibrium的一个例子。

3.When a bridge supports the weight of cars without moving, it is in static equilibrium 静态平衡.

当一座桥承受汽车的重量而不移动时，它处于静态平衡 static equilibrium。

4.The statue standing on a pedestal remains in static equilibrium 静态平衡 as long as no external force acts on it.

如果没有外力作用，站在基座上的雕像将保持在静态平衡 static equilibrium状态。

5.A book resting on a table is in static equilibrium 静态平衡 because the forces acting on it are balanced.

一本书放在桌子上处于静态平衡 static equilibrium，因为作用在它身上的力是平衡的。

作文

In the study of physics, the concept of static equilibrium is fundamental to understanding how forces interact with objects at rest. When an object is in static equilibrium, it means that the sum of all forces acting upon it is zero, and it is not accelerating. This principle can be applied to various scenarios, from simple structures like a book resting on a table to complex engineering systems such as bridges and buildings. To illustrate this concept, let us consider a book lying flat on a table. The weight of the book exerts a downward force due to gravity, while the table exerts an equal and opposite force upward. In this case, the two forces are balanced, resulting in a state of static equilibrium. The book does not move because the net force acting on it is zero. This scenario exemplifies how static equilibrium can be observed in everyday life.Moreover, static equilibrium is not only relevant in static situations but also plays a crucial role in dynamic systems. For instance, when analyzing the forces acting on a bridge, engineers must ensure that the structure remains in static equilibrium under various loads, such as vehicles passing over it or wind forces acting on it. If the forces are not balanced, the bridge could collapse or suffer structural damage, leading to catastrophic consequences.The principles of static equilibrium are governed by Newton's laws of motion, particularly the first law, which states that an object at rest will remain at rest unless acted upon by a net external force. This law is essential for understanding why objects remain stationary and how they respond to applied forces. In engineering and architecture, ensuring static equilibrium is vital for the safety and stability of structures. In addition to practical applications, the concept of static equilibrium can also be found in nature. For example, a tree standing tall against the wind demonstrates static equilibrium as the roots anchor it firmly to the ground, counteracting the forces exerted by the wind. This balance allows the tree to remain upright despite external pressures. Furthermore, the idea of static equilibrium extends beyond physical objects to include concepts in economics and biology. In economics, markets can reach a state of static equilibrium where supply meets demand, resulting in stable prices. Similarly, in biological systems, organisms strive for homeostasis, a form of static equilibrium where internal conditions remain stable despite external changes. In conclusion, the concept of static equilibrium is a vital principle in physics that has far-reaching implications across various fields. Understanding static equilibrium helps us comprehend how forces interact with objects, ensuring stability and safety in our environment. By recognizing the importance of this principle, we can better appreciate the balance that exists in both man-made structures and natural phenomena. Whether in the context of a book on a table or the intricate design of a bridge, static equilibrium plays a crucial role in maintaining order and stability in the world around us.

在物理学的研究中，静态平衡的概念是理解力如何与静止物体相互作用的基础。当一个物体处于静态平衡状态时，这意味着作用于它的所有力的总和为零，并且它没有加速。这个原理可以应用于各种场景，从简单的结构如放在桌子上的书籍，到复杂的工程系统如桥梁和建筑。为了说明这个概念，让我们考虑一本平放在桌子上的书。书的重量由于重力向下施加了一种力，而桌子则向上施加了相等且相反的力。在这种情况下，这两种力量是平衡的，导致了静态平衡的状态。书没有移动，因为作用在它身上的净力为零。这个场景展示了我们如何在日常生活中观察到静态平衡。此外，静态平衡不仅与静态情况相关，在动态系统中也起着至关重要的作用。例如，在分析桥梁上作用的力时，工程师必须确保结构在各种负载下保持静态平衡，例如车辆通过或风力作用于它。如果力量没有平衡，桥可能会倒塌或遭受结构损坏，导致灾难性后果。静态平衡的原理由牛顿运动定律支配，特别是第一定律，该定律指出，静止物体将保持静止，除非受到净外力的作用。这个定律对于理解物体为什么保持静止以及它们如何响应施加的力至关重要。在工程和建筑中，确保静态平衡对结构的安全性和稳定性至关重要。除了实际应用，静态平衡的概念在自然界中也可以找到。例如，一棵树在风中挺立展示了静态平衡，因为根部将其牢牢固定在地面上，抵消了风施加的力量。这种平衡使得树能够在外部压力下保持直立。此外，静态平衡的思想不仅限于物理对象，还包括经济学和生物学中的概念。在经济学中，市场可以达到供需相遇的静态平衡状态，从而导致价格稳定。同样，在生物系统中，生物体努力实现内稳态，这是一种静态平衡，使内部条件在外部变化中保持稳定。总之，静态平衡的概念是物理学中的一个重要原理，在各个领域都有深远的影响。理解静态平衡有助于我们理解力如何与物体相互作用，确保我们环境的稳定性和安全性。通过认识到这一原理的重要性，我们可以更好地欣赏人造结构和自然现象中存在的平衡。无论是在桌子上的书籍还是桥梁的复杂设计中，静态平衡在维护我们周围世界的秩序和稳定方面发挥着至关重要的作用。