actual cross-section area

简明释义

实际横剖面面积

英英释义

例句

1.To determine the strength of the beam, we need to measure its actual cross-section area.

为了确定梁的强度，我们需要测量它的实际横截面积。

2.The technician measured the actual cross-section area of the wire to ensure it met safety standards.

技术员测量了电线的实际横截面积以确保其符合安全标准。

3.In fluid dynamics, the actual cross-section area of a nozzle is critical for calculating the flow velocity.

在流体动力学中，喷嘴的实际横截面积对于计算流速至关重要。

4.The actual cross-section area of the cable affects its electrical resistance and overall performance.

电缆的实际横截面积会影响其电阻和整体性能。

5.The engineer calculated the actual cross-section area of the pipe to ensure it could handle the required flow rate.

工程师计算了管道的实际横截面积以确保其能够承受所需的流量。

作文

Understanding the concept of the actual cross-section area is essential in various fields such as engineering, physics, and architecture. The actual cross-section area refers to the specific area of a material or object that is perpendicular to the direction of interest, typically measured in square units. This measurement is crucial when analyzing the strength and stability of structures, as it can significantly influence the performance of materials under load. For instance, when designing a bridge, engineers must consider the actual cross-section area of the beams used to ensure they can support the weight of vehicles and withstand environmental factors like wind and earthquakes.In structural engineering, the actual cross-section area plays a vital role in determining the load-bearing capacity of a beam or column. A larger actual cross-section area generally indicates a greater ability to carry loads, while a smaller area may lead to structural failure if not properly accounted for. Engineers often use various materials with different properties, such as steel, concrete, or wood, each having unique actual cross-section areas that affect their overall strength and durability.Moreover, the actual cross-section area is also significant in fluid dynamics, where it influences the flow rate of liquids and gases. For example, in pipe systems, the actual cross-section area of the pipe determines how much fluid can pass through at any given time. A larger cross-section allows for a higher flow rate, which is critical in applications such as water supply systems, chemical processing, and HVAC systems. Engineers must calculate the actual cross-section area accurately to design efficient systems that meet the required specifications.In addition to its importance in engineering and physics, the actual cross-section area concept can also be applied in everyday life. For instance, when considering the effectiveness of a knife, the actual cross-section area of the blade determines how well it can cut through various materials. A sharper blade with a smaller actual cross-section area can penetrate more easily than a duller one, making it more effective for tasks like slicing vegetables or cutting meat.In conclusion, the actual cross-section area is a fundamental concept that spans multiple disciplines, influencing everything from structural integrity to fluid dynamics and even everyday tools. Understanding this term and its implications can enhance our comprehension of how objects interact with forces in the physical world. As we continue to explore and innovate in engineering and design, the actual cross-section area will remain a critical factor in ensuring safety, efficiency, and functionality in our creations.

理解实际截面积的概念在工程、物理和建筑等多个领域中都是至关重要的。实际截面积指的是材料或物体在感兴趣方向上垂直的特定面积，通常以平方单位进行测量。这一测量在分析结构的强度和稳定性时至关重要，因为它会显著影响材料在负载下的表现。例如，在设计桥梁时，工程师必须考虑所用梁的实际截面积，以确保它们能够承受车辆的重量，并抵御风和地震等环境因素。在结构工程中，实际截面积在确定梁或柱的承载能力方面发挥着重要作用。较大的实际截面积通常意味着更大的承载能力，而较小的面积如果没有得到适当的考虑，可能会导致结构失效。工程师通常使用不同性质的各种材料，如钢、混凝土或木材，每种材料都有独特的实际截面积，影响其整体强度和耐久性。此外，实际截面积在流体动力学中也很重要，它影响液体和气体的流速。例如，在管道系统中，管道的实际截面积决定了在任何给定时间可以通过多少流体。较大的截面积允许更高的流速，这在水供应系统、化学加工和暖通空调系统等应用中至关重要。工程师必须准确计算实际截面积，以设计出满足所需规格的高效系统。除了在工程和物理学中的重要性，实际截面积的概念也可以应用于日常生活中。例如，在考虑刀具的有效性时，刀片的实际截面积决定了它能多好地切割各种材料。锋利的刀具具有较小的实际截面积，可以更容易地穿透，而钝刀则效果较差，因此在切割蔬菜或肉类等任务中更为有效。总之，实际截面积是一个基本概念，涉及多个学科，影响从结构完整性到流体动力学，甚至日常工具。理解这个术语及其含义可以增强我们对物体在物理世界中如何与力相互作用的理解。随着我们在工程和设计领域的不断探索和创新，实际截面积将始终是确保我们创造物的安全性、效率和功能性的关键因素。