angle of internal friction

简明释义

内磨擦角

英英释义

例句

1.The geotechnical engineer calculated the angle of internal friction 内摩擦角 of the soil to determine its stability.

土木工程师计算了土壤的内摩擦角 angle of internal friction以确定其稳定性。

2.Understanding the angle of internal friction 内摩擦角 is crucial for designing retaining walls.

理解内摩擦角 angle of internal friction对设计挡土墙至关重要。

3.The angle of internal friction 内摩擦角 affects the shear strength of granular materials.

土粒材料的剪切强度受内摩擦角 angle of internal friction的影响。

4.The laboratory tests revealed that the angle of internal friction 内摩擦角 of the clay was lower than expected.

实验室测试显示，粘土的内摩擦角 angle of internal friction低于预期。

5.In slope stability analysis, the angle of internal friction 内摩擦角 is a key parameter.

在边坡稳定性分析中，内摩擦角 angle of internal friction是一个关键参数。

作文

The concept of the angle of internal friction is crucial in the field of soil mechanics and geotechnical engineering. It refers to the measure of the resistance of soil particles to sliding over each other when subjected to shear stress. Understanding this angle is essential for predicting how soils will behave under various loading conditions, which is vital for the design and stability of structures such as buildings, bridges, and dams.To grasp the significance of the angle of internal friction, one must first understand the composition and behavior of soil. Soils are made up of different particles that can vary in size, shape, and composition. When these particles are compacted together, they create a structure that can resist external forces. The angle of internal friction quantifies the maximum angle at which these particles can remain stable before they begin to slide past one another.In practical applications, engineers often conduct tests to determine the angle of internal friction of specific soil types. One common method is the direct shear test, where a sample of soil is subjected to shear stress until failure occurs. The results from these tests help engineers to calculate the safe bearing capacity of the soil, which informs decisions about foundation design and stability analysis.The angle of internal friction is influenced by several factors, including soil type, moisture content, and density. For instance, granular soils such as sand typically have a higher angle of internal friction compared to cohesive soils like clay. This is because the interlocking nature of sand particles allows them to resist sliding more effectively. Conversely, clay soils tend to be more susceptible to deformation and have a lower angle of internal friction, particularly when saturated with water.Moreover, the angle of internal friction plays a significant role in slope stability analysis. Engineers must assess the risk of landslides and ensure that slopes are designed with adequate safety factors. By understanding the angle of internal friction, they can predict how much weight a slope can support before it becomes unstable. This knowledge is critical in construction projects located in hilly or mountainous regions.In conclusion, the angle of internal friction is a fundamental parameter in geotechnical engineering that helps professionals evaluate soil behavior under load. Its importance cannot be overstated, as it directly impacts the safety and stability of various structures. By conducting thorough testing and analysis, engineers can make informed decisions that protect lives and investments. Overall, a deep understanding of the angle of internal friction is essential for anyone involved in the field of civil engineering or construction, as it underpins many of the principles that guide safe and effective design practices.

内摩擦角的概念在土壤力学和岩土工程领域至关重要。它指的是土壤颗粒在剪切应力作用下相互滑动的阻力的度量。理解这个角度对于预测土壤在各种荷载条件下的行为至关重要，这对建筑物、桥梁和大坝等结构的设计和稳定性至关重要。要理解内摩擦角的重要性，首先必须了解土壤的组成和行为。土壤由不同大小、形状和成分的颗粒组成。当这些颗粒紧密结合在一起时，它们形成一种能够抵抗外部力量的结构。内摩擦角量化了这些颗粒在开始相互滑动之前所能保持的最大稳定角度。在实际应用中，工程师通常会进行测试以确定特定土壤类型的内摩擦角。一种常见的方法是直接剪切试验，在这种试验中，土壤样本在剪切应力下直至发生破坏。来自这些测试的结果帮助工程师计算土壤的安全承载能力，这为基础设计和稳定性分析提供了依据。内摩擦角受多种因素的影响，包括土壤类型、湿度和密度。例如，颗粒土如沙子的内摩擦角通常高于粘性土如粘土。这是因为沙子颗粒的相互嵌锁性质使它们更有效地抵抗滑动。相反，粘土土壤往往更容易变形，尤其是在水饱和时，其内摩擦角较低。此外，内摩擦角在坡度稳定性分析中也起着重要作用。工程师必须评估滑坡的风险，并确保坡度设计具有足够的安全系数。通过理解内摩擦角，他们可以预测坡度在失去稳定之前能够承受多少重量。这一知识在位于丘陵或山区的建设项目中至关重要。总之，内摩擦角是岩土工程中的一个基本参数，帮助专业人士评估土壤在荷载下的行为。其重要性不容小觑，因为它直接影响到各种结构的安全性和稳定性。通过进行全面的测试和分析，工程师可以做出明智的决策，以保护生命和投资。总体而言，深入理解内摩擦角对于任何参与土木工程或建筑领域的人来说都是必不可少的，因为它支撑着许多指导安全有效设计实践的原则。