sectional area

简明释义

截面积

英英释义

例句

1.In fluid dynamics, the sectional area of a pipe affects the flow rate.

在流体动力学中，管道的截面积影响流速。

2.The structural integrity of the bridge depends on its sectional area and material properties.

桥梁的结构完整性依赖于其截面积和材料特性。

3.The engineer calculated the sectional area of the beam to ensure it could support the load.

工程师计算了梁的截面积以确保它能够承受负载。

4.The sectional area of a circle can be determined using the formula πr².

圆的截面积可以使用公式πr²来计算。

5.To optimize the design, we must analyze the sectional area of various components.

为了优化设计，我们必须分析各个组件的截面积。

作文

Understanding the concept of sectional area is crucial in various fields, including engineering, physics, and architecture. The term sectional area refers to the area of a particular cross-section of an object, which can be essential for calculations involving strength, flow, and other physical properties. For instance, when designing a bridge, engineers must consider the sectional area of the materials used to ensure that they can support the weight of vehicles and pedestrians. This involves calculating the area that is perpendicular to the direction of the load, allowing for a better understanding of how the structure will behave under stress.In fluid dynamics, the sectional area plays a vital role in determining the flow rate of liquids and gases. The larger the sectional area, the more fluid can pass through at any given time. This principle is particularly important in the design of pipes and ducts, where engineers must optimize the sectional area to ensure efficient transport of materials. For example, if a pipe has a small sectional area, it may create a bottleneck, leading to increased pressure and potential failure of the system.Moreover, the sectional area is also significant in the field of material science. When assessing the strength of materials, the sectional area helps determine how much force a material can withstand before breaking. This information is critical when selecting materials for construction projects, as it ensures that the chosen materials will not only meet safety standards but also perform effectively under various conditions.In architecture, understanding the sectional area can influence the aesthetics and functionality of a building. Architects often use the concept to create open spaces that allow for natural light and airflow. By analyzing the sectional area of windows and doors, architects can design structures that are both visually appealing and energy-efficient. This consideration is especially important in modern sustainable architecture, where maximizing natural resources while minimizing energy consumption is a priority.In conclusion, the term sectional area encompasses a fundamental aspect of design and analysis across multiple disciplines. Whether it’s ensuring the structural integrity of a bridge, optimizing fluid flow in pipelines, assessing material strength, or enhancing architectural designs, the sectional area remains a key factor in achieving successful outcomes. Understanding this concept enables professionals to make informed decisions that lead to innovative solutions and improved safety standards in their respective fields. As technology advances and new challenges arise, the importance of accurately calculating and applying the sectional area will continue to grow, making it an essential topic for study and application in the years to come.

理解截面面积的概念在工程、物理和建筑等多个领域至关重要。术语截面面积指的是物体特定横截面的面积，这对于涉及强度、流动和其他物理特性的计算至关重要。例如，在设计桥梁时，工程师必须考虑所用材料的截面面积，以确保它们能够支撑车辆和行人的重量。这涉及到计算垂直于载荷方向的面积，从而更好地理解结构在压力下的表现。在流体动力学中，截面面积在确定液体和气体的流量方面起着至关重要的作用。截面面积越大，单位时间内通过的流体就越多。这个原理在管道和风管的设计中尤为重要，工程师必须优化截面面积以确保材料的高效运输。例如，如果管道的截面面积较小，可能会造成瓶颈，导致压力增加并可能导致系统故障。此外，截面面积在材料科学领域也非常重要。在评估材料的强度时，截面面积有助于确定材料在断裂前能承受多少力。这些信息在选择建筑项目的材料时至关重要，因为它确保所选材料不仅符合安全标准，还能在各种条件下有效地发挥作用。在建筑学中，理解截面面积可以影响建筑的美学和功能性。建筑师经常利用这一概念来创造能够让自然光和空气流通的开放空间。通过分析窗户和门的截面面积，建筑师可以设计出既美观又节能的结构。这种考虑在现代可持续建筑中尤为重要，最大限度地利用自然资源，同时最小化能源消耗是优先事项。总之，术语截面面积涵盖了多个学科设计和分析的基本方面。无论是确保桥梁的结构完整性，优化管道中的流体流动，评估材料强度，还是增强建筑设计，截面面积始终是实现成功结果的关键因素。理解这一概念使专业人员能够做出明智的决策，从而在各自的领域中找到创新解决方案并提高安全标准。随着技术的进步和新挑战的出现，准确计算和应用截面面积的重要性将继续增长，使其成为未来几年学习和应用的必要主题。