coefficient of subgrade reaction

简明释义

地基系数

英英释义

例句

1.A higher coefficient of subgrade reaction indicates a stiffer subgrade, which is beneficial for pavement design.

较高的土壤反应系数表示更坚固的基层，这对路面设计是有利的。

2.The engineer calculated the coefficient of subgrade reaction to determine the soil's support capacity.

工程师计算了土壤反应系数以确定土壤的支撑能力。

3.The coefficient of subgrade reaction can vary significantly depending on moisture content and soil type.

根据水分含量和土壤类型，土壤反应系数可能会有显著变化。

4.During the foundation design, we need to assess the coefficient of subgrade reaction for accurate load distribution.

在基础设计中，我们需要评估土壤反应系数以实现准确的荷载分布。

5.For flexible pavements, the coefficient of subgrade reaction is crucial in determining the thickness of the asphalt layer.

对于柔性路面，土壤反应系数在确定沥青层厚度时至关重要。

作文

The field of civil engineering encompasses various principles and concepts that are crucial for the design and construction of structures. One such important concept is the coefficient of subgrade reaction, which plays a vital role in understanding how soil interacts with foundations. The coefficient of subgrade reaction (中文释义: 基床反应系数) is defined as the ratio of the pressure applied to the foundation to the corresponding settlement of the foundation. This coefficient is essential in evaluating the support provided by the subgrade to the structure above it.In practical terms, the coefficient of subgrade reaction is used to assess the stiffness of the soil beneath a structure. A higher value of this coefficient indicates a stiffer soil, which means that the soil can better resist deformation under load. Conversely, a lower value suggests that the soil is more compressible and may not provide adequate support for heavy structures. Engineers use this information to determine the appropriate type of foundation for a given project.The determination of the coefficient of subgrade reaction typically involves conducting field tests or laboratory tests on soil samples. One common method is the plate load test, where a rigid plate is placed on the soil surface, and loads are applied incrementally. The resulting settlement is measured, allowing engineers to calculate the coefficient of subgrade reaction based on the applied load and observed settlement. This empirical approach provides valuable data for engineers to make informed decisions regarding foundation design.Understanding the coefficient of subgrade reaction is particularly crucial in areas with varying soil conditions. For instance, in regions prone to expansive soils, the coefficient may change significantly with moisture content. Engineers must account for these variations to ensure the long-term stability of the structure. Additionally, the coefficient of subgrade reaction can influence the design of pavement systems, as it affects the distribution of loads transmitted to the underlying soil.Moreover, the coefficient of subgrade reaction is not a static value; it can be influenced by factors such as soil compaction, moisture levels, and the presence of nearby structures. Therefore, it is essential for engineers to continuously monitor and reassess the soil conditions during the lifecycle of a structure. By doing so, they can anticipate potential issues related to settlement or structural integrity.In conclusion, the coefficient of subgrade reaction (中文释义: 基床反应系数) is a fundamental parameter in civil engineering that helps engineers understand the interaction between soil and structures. By accurately determining this coefficient, engineers can design foundations that are both safe and efficient, ultimately contributing to the success of construction projects. As the field of civil engineering continues to evolve, the importance of understanding soil behavior and its implications for structural design will remain a critical focus for professionals in the industry.

土木工程领域涵盖了许多原则和概念，这些原则和概念对于结构的设计和施工至关重要。其中一个重要的概念是基床反应系数，它在理解土壤与基础之间的相互作用中发挥着重要作用。基床反应系数（英文释义: coefficient of subgrade reaction）被定义为施加在基础上的压力与基础相应沉降的比率。这个系数在评估下方土壤对上方结构提供的支撑方面至关重要。在实际应用中，基床反应系数用于评估土壤对结构的刚度支持。该系数的值越高，表示土壤越坚硬，这意味着土壤能够更好地抵抗负载下的变形。相反，较低的值则表明土壤更具可压缩性，可能无法为重型结构提供足够的支撑。工程师使用这些信息来确定给定项目的适当基础类型。基床反应系数的确定通常涉及对土壤样本进行现场测试或实验室测试。一种常见的方法是板载荷试验，在该试验中，将刚性板放置在土壤表面，并逐步施加负载。测量结果沉降后，工程师可以根据施加的负载和观察到的沉降来计算基床反应系数。这种经验方法为工程师提供了宝贵的数据，以便做出明智的基础设计决策。理解基床反应系数在土壤条件变化的地区尤其重要。例如，在膨胀土壤易发地区，系数可能会随着水分含量的变化而显著改变。工程师必须考虑这些变化，以确保结构的长期稳定性。此外，基床反应系数还会影响路面系统的设计，因为它会影响传递到下层土壤的负载分布。此外，基床反应系数并不是一个静态值；它可以受到土壤压实程度、水分水平和邻近结构存在等因素的影响。因此，工程师在结构生命周期内持续监测和重新评估土壤状况至关重要。通过这样做，他们可以预见与沉降或结构完整性相关的潜在问题。总之，基床反应系数（英文释义: coefficient of subgrade reaction）是土木工程中的一个基本参数，帮助工程师理解土壤与结构之间的相互作用。通过准确确定该系数，工程师可以设计既安全又高效的基础，最终促进建筑项目的成功。随着土木工程领域的不断发展，理解土壤行为及其对结构设计的影响的重要性将始终是行业专业人士的关键关注点。