live load

简明释义

活负载

英英释义

例句

1.Engineers must calculate the live load 活载荷 when designing buildings to ensure safety.

工程师在设计建筑时必须计算活载荷以确保安全。

2.The bridge was designed to support a maximum live load 活载荷 of 10 tons.

这座桥的设计能够支持最大活载荷为10吨。

3.The live load 活载荷 from the furniture was taken into account in the structural analysis.

家具产生的活载荷在结构分析中被考虑在内。

4.During the inspection, we measured the live load 活载荷 on the rooftop.

在检查过程中，我们测量了屋顶上的活载荷。

5.Understanding the live load 活载荷 is crucial for maintaining the integrity of the structure.

理解活载荷对于维护结构的完整性至关重要。

作文

In the field of engineering and architecture, understanding the concept of live load is crucial for designing safe and functional structures. A live load refers to the weight of temporary or movable items that a structure must support during its use. This can include people, furniture, vehicles, and any other objects that are not permanently attached to the building or infrastructure. Unlike dead loads, which are static and consist of the weight of the structure itself and any permanent fixtures, live loads can vary significantly over time. For example, consider a commercial building that houses offices. The live load in this scenario would include the weight of the employees working in the offices, the furniture they use, and any equipment that might be brought in for meetings or special events. Engineers must calculate the maximum expected live load to ensure that the building's floors can support this weight without risking structural failure. The calculation of live loads is guided by building codes and standards, which provide guidelines on how to assess these variable weights. These codes take into account factors such as the type of occupancy (commercial, residential, industrial) and the intended use of the space. For instance, a gymnasium would have a higher live load requirement compared to a standard office due to the potential for large gatherings and heavy equipment. Moreover, it is essential for engineers to consider not only the maximum live load but also the dynamic effects that come into play when people move or when equipment is used. For instance, if a large group of people suddenly gathers in one area, the distribution of weight can change quickly, necessitating a design that accommodates such scenarios. Another important aspect to consider is the impact of environmental factors on live loads. For example, during a heavy snowfall, the snow accumulation can add to the live load on a roof, which needs to be factored into the overall design to prevent structural damage. Similarly, outdoor structures like bridges must account for the weight of vehicles and pedestrians as live loads, which can fluctuate based on traffic patterns. In conclusion, the concept of live load is integral to the safety and functionality of buildings and structures. Understanding how to calculate and accommodate these variable loads is a fundamental responsibility of engineers and architects. By ensuring that structures can safely bear the weight of their intended live loads, we can create environments that are not only safe but also efficient and conducive to their intended use. As our cities grow and evolve, the importance of accurately assessing live loads will only continue to increase, making it a vital area of focus in the fields of construction and design.

在工程和建筑领域，理解活荷载的概念对于设计安全和功能性结构至关重要。活荷载指的是结构在使用过程中必须支撑的临时或可移动物品的重量。这可以包括人、家具、车辆以及任何其他不永久固定在建筑物或基础设施上的物体。与静态的死荷载（即结构本身及任何永久装置的重量）不同，活荷载会随着时间的推移而显著变化。例如，考虑一个用于办公的商业建筑。在这种情况下，活荷载将包括在办公室工作员工的重量、他们使用的家具以及可能为会议或特别活动带入的任何设备。工程师必须计算出最大预期的活荷载，以确保建筑的楼层能够支撑这些重量，而不危及结构的安全。活荷载的计算受到建筑规范和标准的指导，这些规范提供了评估这些可变重量的指南。这些规范考虑了占用类型（商业、住宅、工业）和空间的预期用途等因素。例如，体育馆的活荷载要求将高于标准办公室，因为它可能会容纳大量聚会和重型设备。此外，工程师还必须考虑不仅是最大活荷载，还要考虑在人员移动或设备使用时产生的动态影响。例如，如果一大群人突然聚集在一个区域，重量的分布可能会迅速变化，因此需要设计能够适应这种情况的结构。另一个重要方面是环境因素对活荷载的影响。例如，在大雪期间，积雪的重量可能会增加屋顶上的活荷载，这需要纳入整体设计中，以防止结构损坏。同样，像桥梁这样的户外结构必须考虑车辆和行人的重量作为活荷载，这可能根据交通模式波动。总之，活荷载的概念对于建筑物和结构的安全性和功能性至关重要。理解如何计算和适应这些可变负荷是工程师和建筑师的基本责任。通过确保结构能够安全承受其预期的活荷载，我们可以创造出不仅安全而且高效、适合其预期用途的环境。随着城市的发展和演变，准确评估活荷载的重要性只会继续增加，使其成为建筑和设计领域的重要关注点。