sectional properties

简明释义

剖面几何特性

英英释义

例句

1.The report included detailed calculations of the sectional properties of the steel columns.

报告中包含了钢柱的截面特性的详细计算。

2.Different shapes have unique sectional properties that affect their strength and stability.

不同形状具有独特的截面特性，影响其强度和稳定性。

3.To improve the performance of the structure, we need to optimize the sectional properties of the components.

为了提高结构性能，我们需要优化组件的截面特性。

4.The engineer analyzed the sectional properties of the beam to ensure it could support the load.

工程师分析了梁的截面特性以确保它能够支撑负载。

5.Understanding the sectional properties of different materials is crucial for structural design.

理解不同材料的截面特性对结构设计至关重要。

作文

Understanding the concept of sectional properties is crucial in various fields, especially in engineering and architecture. The term sectional properties refers to the characteristics and behaviors of a material or structural element when it is analyzed in terms of its cross-sectional area. This analysis is vital for determining how materials will perform under different loads and stresses. For instance, when designing a beam, engineers must consider its sectional properties to ensure that it can support the intended weight without failing. In structural engineering, the sectional properties include parameters such as the moment of inertia, section modulus, and area. These properties help engineers predict how a structure will react to forces such as bending, shear, and torsion. The moment of inertia, for example, is a measure of an object's resistance to angular acceleration about an axis. The larger the moment of inertia, the more resistant the beam is to bending. Thus, understanding these sectional properties allows engineers to make informed decisions about material selection and structural design.Moreover, sectional properties are not limited to beams; they are equally important in the analysis of columns, slabs, and other structural components. Each component has unique sectional properties that influence its performance. For example, a column's load-bearing capacity is directly related to its cross-sectional area and the distribution of material within that area. Engineers often use software tools to calculate these properties accurately, ensuring that their designs meet safety standards and regulations.In addition to structural applications, sectional properties play a significant role in materials science. Different materials exhibit varying sectional properties, which can affect their suitability for specific applications. For instance, metals typically have high tensile strength, while plastics may have lower strength but offer greater flexibility. By understanding the sectional properties of different materials, designers can choose the best material for their specific needs, balancing factors such as strength, weight, and cost.Furthermore, the concept of sectional properties extends beyond physical structures. In fields like economics and sociology, sectional properties can refer to the characteristics of different segments of a population or market. For example, understanding the sectional properties of consumer demographics can help businesses tailor their marketing strategies to effectively reach their target audience. By analyzing the sectional properties of various groups, companies can identify trends and preferences that inform product development and advertising efforts.In conclusion, mastering the concept of sectional properties is essential across multiple disciplines. Whether in engineering, materials science, or social sciences, the ability to analyze and understand sectional properties enables professionals to make better decisions, optimize designs, and enhance overall performance. As technology continues to advance, the importance of accurately assessing sectional properties will only grow, underscoring the need for continued education and research in this critical area.

理解截面特性的概念对于各个领域，尤其是工程和建筑领域至关重要。术语截面特性是指材料或结构元素在其横截面积分析时的特征和行为。这种分析对于确定材料在不同负载和应力下的表现至关重要。例如，在设计梁时，工程师必须考虑其截面特性以确保其能够支持预期的重量而不发生失效。在结构工程中，截面特性包括惯性矩、截面模量和面积等参数。这些特性帮助工程师预测结构在弯曲、剪切和扭转等力作用下的反应。例如，惯性矩是物体对绕轴角加速度抵抗能力的度量。惯性矩越大，梁对弯曲的抵抗能力就越强。因此，了解这些截面特性使工程师能够在材料选择和结构设计上做出明智的决定。此外，截面特性不仅限于梁；它们在柱、板和其他结构组件的分析中同样重要。每个组件都有独特的截面特性，影响其性能。例如，柱的承载能力与其横截面积及该面积内材料的分布直接相关。工程师通常使用软件工具准确计算这些特性，以确保其设计符合安全标准和法规。除了结构应用外，截面特性在材料科学中也发挥着重要作用。不同材料展示出不同的截面特性，这可能影响它们在特定应用中的适用性。例如，金属通常具有高拉伸强度，而塑料可能强度较低，但提供更大的灵活性。通过了解不同材料的截面特性，设计人员可以为其特定需求选择最佳材料，平衡强度、重量和成本等因素。此外，截面特性的概念超越了物理结构。在经济学和社会学等领域，截面特性可以指不同人群或市场的特征。例如，了解消费者人口统计的截面特性可以帮助企业量身定制其营销策略，以有效接触目标受众。通过分析各种群体的截面特性，公司可以识别趋势和偏好，从而为产品开发和广告工作提供信息。总之，掌握截面特性的概念在多个学科中都是必不可少的。无论是在工程、材料科学还是社会科学，分析和理解截面特性的能力使专业人士能够做出更好的决策，优化设计，提高整体性能。随着技术的不断进步，准确评估截面特性的重要性只会增加，强调了在这一关键领域继续教育和研究的必要性。