allowable load

简明释义

容许负载

英英释义

例句

1.The bridge was designed to support an allowable load of 50 tons, ensuring safety for heavy vehicles.

这座桥梁的设计能够支持50吨的允许载荷，确保重型车辆的安全。

2.Each shelf in the warehouse has a marked allowable load to prevent overloading.

仓库中的每个货架都有标明的允许载荷以防止超载。

3.Exceeding the allowable load can lead to structural failure and serious accidents.

超过允许载荷可能会导致结构故障和严重事故。

4.Before loading the truck, we must check the allowable load specified by the manufacturer.

在装载卡车之前，我们必须检查制造商指定的允许载荷。

5.The engineer calculated the allowable load for the new building based on local codes.

工程师根据当地法规计算了新建筑的允许载荷。

作文

In the field of engineering, particularly in structural and civil engineering, the term allowable load refers to the maximum load that a structure can safely support without risking failure or excessive deformation. Understanding the concept of allowable load is crucial for engineers and architects when designing buildings, bridges, and other infrastructures. It ensures that these structures can withstand various forces, including weight from occupants, furniture, equipment, and environmental factors such as wind and snow. To illustrate the importance of allowable load, consider the design of a residential building. Engineers must calculate the total weight of the building materials, along with potential loads from occupants and furnishings. This total weight must be compared against the allowable load specified by building codes and safety regulations. If the calculated load exceeds the allowable load, the design must be adjusted to ensure safety. Furthermore, the allowable load is not a static number; it can vary based on several factors, including the materials used, the type of structure, and environmental conditions. For instance, a steel beam may have a different allowable load compared to a wooden beam of the same size due to the inherent strength differences between these materials. Additionally, factors such as temperature changes, moisture levels, and even seismic activity must be considered when determining the allowable load. In practical applications, engineers often use safety factors when calculating the allowable load. A safety factor is a multiplier applied to the expected load to provide a buffer against unforeseen circumstances. For example, if the expected load on a beam is 10,000 pounds, and the safety factor is 2, the allowable load would be set at 20,000 pounds. This approach helps to account for uncertainties in material properties, construction quality, and potential changes in loading conditions over time. Moreover, understanding the allowable load is essential for the maintenance and inspection of existing structures. Engineers regularly assess whether buildings and bridges are still capable of supporting their designated loads, especially as they age or undergo renovations. If a structure is found to be operating near or above its allowable load, it may require reinforcement or repairs to prevent catastrophic failure. In conclusion, the concept of allowable load is fundamental in ensuring the safety and integrity of structures. It encompasses a variety of considerations, including material properties, environmental factors, and safety margins. By thoroughly understanding and applying the principles of allowable load, engineers can design and maintain safe and reliable structures that meet the needs of society. The implications of this knowledge extend beyond mere calculations; they touch on public safety, economic stability, and the overall quality of life for individuals who utilize these infrastructures.

在工程领域，特别是在结构和土木工程中，术语允许荷载指的是结构可以安全承受的最大荷载，而不风险失败或过度变形。理解允许荷载的概念对工程师和建筑师在设计建筑物、桥梁和其他基础设施时至关重要。它确保这些结构能够承受各种力量，包括来自居住者、家具、设备的重量，以及风和雪等环境因素。为了说明允许荷载的重要性，考虑住宅建筑的设计。工程师必须计算建筑材料的总重量，以及来自居住者和家具的潜在荷载。这个总重量必须与建筑规范和安全法规规定的允许荷载进行比较。如果计算出的荷载超过了允许荷载，则必须调整设计以确保安全。此外，允许荷载并不是一个静态的数字；它可以根据多种因素而变化，包括所用材料、结构类型和环境条件。例如，钢梁的允许荷载可能与同样大小的木梁不同，因为这些材料之间的固有强度差异。此外，温度变化、湿度水平甚至地震活动等因素也必须在确定允许荷载时考虑。在实际应用中，工程师在计算允许荷载时通常使用安全系数。安全系数是一个乘数，用于对预期荷载进行调整，以提供对不可预见情况的缓冲。例如，如果一个梁的预期荷载为10,000磅，而安全系数为2，则允许荷载将设定为20,000磅。这种方法有助于考虑材料特性、施工质量和潜在荷载条件随时间变化的不确定性。此外，理解允许荷载对于现有结构的维护和检查也至关重要。工程师定期评估建筑物和桥梁是否仍然能够支持其指定的荷载，尤其是在老化或进行翻新时。如果发现某一结构的运行接近或超过其允许荷载，则可能需要加固或维修以防止灾难性故障。总之，允许荷载的概念在确保结构的安全性和完整性方面是基础性的。它涵盖了多种考量，包括材料特性、环境因素和安全边际。通过透彻理解和应用允许荷载的原则，工程师可以设计和维护安全可靠的结构，以满足社会的需求。这一知识的影响超越了简单的计算；它涉及到公共安全、经济稳定以及使用这些基础设施的个人的整体生活质量。