conditions of equilibrium

简明释义

平衡条件

英英释义

例句

1.In economics, the market reaches conditions of equilibrium 平衡条件 when supply equals demand.

在经济学中，当供给等于需求时，市场达到 平衡条件 conditions of equilibrium 。

2.To achieve the conditions of equilibrium 平衡条件, all forces acting on the body must balance each other.

要达到 平衡条件 conditions of equilibrium，作用在物体上的所有力必须相互平衡。

3.Engineers analyze the conditions of equilibrium 平衡条件 when designing stable structures.

工程师在设计稳定结构时会分析 平衡条件 conditions of equilibrium 。

4.The conditions of equilibrium 平衡条件 in a chemical reaction help predict the concentrations of reactants and products.

化学反应中的 平衡条件 conditions of equilibrium 有助于预测反应物和产品的浓度。

5.In physics, the conditions of equilibrium 平衡条件 must be satisfied for an object to remain at rest.

在物理学中，平衡条件 conditions of equilibrium 必须满足，物体才能保持静止。

作文

In the realm of physics and engineering, the concept of conditions of equilibrium plays a crucial role in understanding how objects behave under various forces. When we refer to conditions of equilibrium (平衡条件), we are essentially discussing the state in which all the forces acting on an object are balanced, resulting in no net force and no acceleration. This principle is fundamental not only in static scenarios, where an object remains at rest, but also in dynamic situations where an object moves at a constant velocity. To elaborate further, let’s consider an example involving a simple beam supported at both ends. For this beam to be in a state of equilibrium, several conditions must be met. First, the sum of vertical forces acting on the beam must equal zero. This means that the upward forces provided by the supports must counterbalance any downward forces, such as the weight of the beam itself and any additional loads placed upon it. This is known as the first condition of equilibrium.Secondly, the sum of moments (or torques) about any point must also equal zero. This ensures that there is no tendency for the beam to rotate about that point. For instance, if one end of the beam has a greater load than the other, the beam will start to tilt unless a sufficient counteracting moment is applied. Thus, understanding the conditions of equilibrium (平衡条件) allows engineers to design structures that can withstand various loads without collapsing or failing.Moreover, the conditions of equilibrium are not limited to rigid bodies. They also apply to systems in fluid mechanics. For example, when analyzing a floating object, the buoyant force acting upward must equal the gravitational force acting downward for the object to remain afloat. This balance of forces is another practical application of conditions of equilibrium (平衡条件) and is essential for understanding principles such as Archimedes' principle.In real-world applications, engineers frequently use the conditions of equilibrium to ensure safety and stability in their designs. Whether it is a bridge, a skyscraper, or even everyday objects like furniture, these principles guide the calculations necessary to maintain balance and prevent failure. Failure to account for these conditions can lead to disastrous consequences, highlighting the importance of rigorous analysis in engineering practices.In conclusion, the conditions of equilibrium (平衡条件) are foundational concepts that govern the behavior of objects under the influence of forces. By ensuring that both the sum of forces and the sum of moments are balanced, we can predict and control the stability of structures and systems. This understanding is vital for engineers and physicists alike, as they strive to create safe and efficient designs that meet the demands of our modern world.