variable area

简明释义

可变面积

英英释义

例句

1.The design of the engine includes a mechanism to adjust the variable area for optimal performance.

发动机的设计包括一个机制来调整可变面积以获得最佳性能。

2.The artist used a variable area technique to create depth in her painting.

艺术家使用可变面积技术在她的画作中创造深度。

3.Adjusting the variable area of the air intake can improve the efficiency of the system.

调整空气进气口的可变面积可以提高系统的效率。

4.The architect designed a building with a variable area roof to adapt to different weather conditions.

建筑师设计了一座具有可变面积屋顶的建筑，以适应不同的天气条件。

5.In fluid dynamics, the variable area of a nozzle can significantly affect the flow rate.

在流体动力学中，喷嘴的可变面积可以显著影响流量。

作文

In the study of geometry, we often encounter various shapes and forms, each with its own unique characteristics. One such concept that stands out is the idea of a variable area (可变面积). The term variable area refers to regions whose size can change depending on certain factors or parameters. This concept is not only relevant in mathematics but also finds its applications in fields such as physics, engineering, and even economics.To illustrate the idea of variable area, let us consider the example of a circle. The area of a circle is determined by the formula A = πr², where A is the area and r is the radius. If we increase the radius, the area increases as well, demonstrating how the area is variable based on the radius. Thus, the area of the circle is a classic example of a variable area, as it changes with the alteration of the radius.Similarly, in the context of real-world applications, the variable area concept can be observed in the design of products. For instance, when designing a car, engineers must consider the varying surface areas of different components, which may change due to factors such as weight distribution, aerodynamics, and material choice. The ability to manipulate these areas can lead to improved efficiency and performance in the final product.Moreover, in economics, the concept of variable area can be linked to the supply and demand curves. The area between these curves represents consumer surplus and producer surplus, both of which can vary based on market conditions. When prices fluctuate, the areas representing these surpluses change, highlighting the dynamic nature of economic interactions.Understanding variable area is essential for students and professionals alike, as it fosters critical thinking and problem-solving skills. By grasping how areas can change, individuals can better analyze situations and make informed decisions. For instance, architects must take into account the variable area when designing buildings, ensuring that spaces are utilized efficiently while adhering to safety regulations.In conclusion, the concept of variable area (可变面积) is fundamental across various disciplines. Whether in mathematics, engineering, or economics, recognizing how areas can change based on different variables is crucial. As we continue to explore this topic, it becomes evident that the implications of variable area extend far beyond theoretical understanding, impacting practical applications in our daily lives. Therefore, developing a strong comprehension of variable area will serve individuals well in their academic and professional pursuits, enabling them to navigate a world where change is the only constant.

在几何学的研究中，我们常常会遇到各种形状和形式，每种都有其独特的特征。其中一个突出的概念是可变面积（variable area）的想法。可变面积一词指的是根据某些因素或参数而变化的区域。这个概念不仅在数学中相关，还在物理、工程甚至经济学等领域找到了应用。为了说明可变面积的概念，让我们考虑圆的例子。圆的面积由公式A = πr²决定，其中A是面积，r是半径。如果我们增加半径，面积也会增加，这表明面积是基于半径的变化而变化的。因此，圆的面积是可变面积的经典例子，因为它随着半径的变化而变化。同样，在现实世界的应用中，可变面积的概念可以在产品设计中观察到。例如，在设计汽车时，工程师必须考虑不同组件的变化表面面积，这可能会因重量分布、空气动力学和材料选择等因素而变化。能够操控这些面积可以提高最终产品的效率和性能。此外，在经济学中，可变面积的概念可以与供需曲线联系起来。这些曲线之间的面积表示消费者剩余和生产者剩余，而这两者都可能根据市场条件而变化。当价格波动时，代表这些剩余的面积也会变化，强调了经济互动的动态性质。理解可变面积对学生和专业人士来说至关重要，因为它培养了批判性思维和解决问题的能力。通过掌握面积如何变化，个人可以更好地分析情况并做出明智的决定。例如，建筑师在设计建筑时必须考虑可变面积，确保空间得到有效利用，同时遵守安全法规。总之，可变面积（variable area）这一概念在各个学科中都是基础。无论是在数学、工程还是经济学中，认识到面积如何根据不同变量而变化是至关重要的。随着我们继续探索这一主题，显然可变面积的影响远远超出了理论理解，影响着我们日常生活中的实际应用。因此，深入理解可变面积将为个人在学术和职业追求中提供良好的服务，使他们能够在变化是唯一常态的世界中导航。