admissible load

简明释义

容许负荷

英英释义

例句

1.Each elevator has a specified admissible load to ensure safety during operation.

每部电梯都有一个指定的可允许载荷以确保操作安全。

2.Regular inspections are necessary to verify that the admissible load is not exceeded.

定期检查是必要的，以确保没有超过可允许载荷。

3.The admissible load for this cargo ship is determined by its design and stability.

这艘货船的可允许载荷由其设计和稳定性决定。

4.The bridge was designed to support an admissible load of 20 tons.

这座桥的设计承载能力为20吨的可允许载荷。

5.Before construction, engineers must calculate the admissible load for the building's foundation.

在施工之前，工程师必须计算建筑基础的可允许载荷。

作文

In engineering and construction, understanding the concept of admissible load is crucial for ensuring safety and structural integrity. The term admissible load refers to the maximum load that a structure or component can safely support without risking failure or excessive deformation. This concept is particularly important in fields such as civil engineering, mechanical engineering, and architecture, where the design and analysis of structures must take into account various forces and loads they will encounter throughout their lifespan.When designing a building, engineers must calculate the admissible load based on several factors, including the materials used, the geometry of the structure, and the environmental conditions it will face. For example, a bridge must be able to support not only its own weight but also the weight of vehicles, pedestrians, and potential snow accumulation. The admissible load is determined through rigorous calculations and testing, ensuring that the structure can withstand these forces without compromising safety.One of the key aspects of determining the admissible load is understanding the material properties involved. Different materials have varying strengths and weaknesses; for instance, steel has a high tensile strength, making it suitable for supporting heavy loads, while wood may have limitations due to its susceptibility to bending and compression. Engineers must consider these properties when calculating the admissible load for structural components such as beams, columns, and foundations.Moreover, the admissible load must also account for dynamic loads, which are loads that change over time, such as wind, earthquakes, and traffic. These dynamic factors can significantly affect the performance of a structure, and engineers must ensure that the admissible load reflects these variations. Failure to do so could lead to catastrophic consequences, including structural collapse.In addition to static and dynamic loads, engineers also consider safety factors when determining the admissible load. Safety factors are multipliers applied to the calculated loads to provide an extra margin of safety. For instance, if a beam is calculated to support a load of 10,000 pounds, a safety factor of 1.5 would mean that the admissible load is actually set at 15,000 pounds. This approach helps account for uncertainties in material properties, construction methods, and potential future changes in use.Understanding the admissible load is not only important for new constructions but also for assessing existing structures. Regular inspections and evaluations can help determine whether a building or bridge still meets its admissible load requirements. If a structure shows signs of wear or damage, engineers may need to reevaluate its capacity and make necessary reinforcements or modifications to ensure public safety.In conclusion, the concept of admissible load is a fundamental principle in engineering that ensures the safety and reliability of structures. By carefully calculating the maximum loads that a structure can support, engineers play a vital role in protecting lives and property. As technology advances and materials evolve, the methods for determining admissible load continue to improve, leading to safer and more efficient designs in the built environment.

在工程和建筑领域，理解可承载荷载的概念对于确保安全和结构完整性至关重要。术语可承载荷载指的是一个结构或组件在不风险失效或过度变形的情况下可以安全支持的最大荷载。这个概念在土木工程、机械工程和建筑等领域尤为重要，因为结构的设计和分析必须考虑到它们在整个生命周期中将遇到的各种力量和荷载。在设计建筑时，工程师必须根据多个因素计算可承载荷载，包括所用材料、结构的几何形状以及它将面临的环境条件。例如，一座桥必须能够支持自身的重量以及车辆、行人和潜在的积雪负荷。可承载荷载通过严格的计算和测试来确定，确保结构能够承受这些力量而不妨碍安全。确定可承载荷载的关键方面之一是理解所涉及的材料特性。不同材料具有不同的强度和弱点；例如，钢材具有高抗拉强度，使其适合于支持重负荷，而木材可能由于易弯曲和压缩而有局限性。工程师在计算结构组件（如梁、柱和基础）的可承载荷载时必须考虑这些特性。此外，可承载荷载还必须考虑动态荷载，即随时间变化的荷载，例如风、地震和交通。这些动态因素可能会显著影响结构的性能，工程师必须确保可承载荷载反映这些变化。如果不这样做，可能导致灾难性后果，包括结构倒塌。除了静态和动态荷载外，工程师在确定可承载荷载时还考虑安全系数。安全系数是应用于计算荷载的乘数，以提供额外的安全裕度。例如，如果一根梁被计算为支持10,000磅的荷载，则安全系数为1.5意味着可承载荷载实际上设定为15,000磅。这种方法有助于考虑材料特性、施工方法和未来使用变化的不确定性。理解可承载荷载不仅对新建筑物重要，对评估现有结构也同样重要。定期检查和评估可以帮助确定一座建筑或桥梁是否仍然满足其可承载荷载要求。如果结构出现磨损或损坏的迹象，工程师可能需要重新评估其承载能力，并进行必要的加固或修改以确保公众安全。总之，可承载荷载的概念是工程中的基本原则，确保结构的安全和可靠性。通过仔细计算结构能够支持的最大荷载，工程师在保护生命和财产方面发挥着至关重要的作用。随着技术的进步和材料的发展，确定可承载荷载的方法不断改进，导致建筑环境中更安全和更高效的设计。