weak sand

简明释义

瘦砂

英英释义

例句

1.The geologist warned that building near the riverbank was risky due to weak sand (弱砂) deposits.

地质学家警告说，由于河岸附近有弱砂 (weak sand)沉积物，建房是有风险的。

2.They decided to use pilings to stabilize the structure above the weak sand (弱砂).

他们决定使用桩基来稳定位于弱砂 (weak sand)之上的结构。

3.Engineers had to reinforce the foundation because of the weak sand (弱砂) found during the soil testing.

由于在土壤测试中发现了弱砂 (weak sand)，工程师们不得不加固基础。

4.During heavy rains, the weak sand (弱砂) on the slope began to erode, causing landslides.

在大雨期间，坡道上的弱砂 (weak sand)开始侵蚀，导致滑坡。

5.The construction site was abandoned due to the presence of weak sand (弱砂) that could not support the building's weight.

由于存在无法支撑建筑重量的弱砂 (weak sand)，施工现场被废弃。

作文

In the field of civil engineering, understanding the properties of soil is crucial for the stability of structures. One term that often arises in this context is weak sand, which refers to a type of sand that has low shear strength and can easily deform under load. This characteristic makes it particularly challenging when it comes to construction projects. When engineers encounter weak sand (弱砂), they must take special precautions to ensure that the foundations of buildings and other structures are secure.The behavior of weak sand (弱砂) is influenced by various factors, including moisture content and compaction. When saturated, weak sand (弱砂) can lose its strength significantly, leading to potential failures such as landslides or the sinking of structures. Therefore, it is essential for geotechnical engineers to conduct thorough soil investigations before any construction begins. These investigations typically involve drilling boreholes and performing laboratory tests to determine the soil's properties.One common method to improve the stability of weak sand (弱砂) is through ground improvement techniques. These methods may include soil stabilization, where additives are mixed with the sand to increase its strength, or the use of geosynthetics to provide additional support. By reinforcing weak sand (弱砂), engineers can create a more reliable foundation for various types of structures, from residential homes to large commercial buildings.Moreover, the presence of weak sand (弱砂) can also affect drainage systems. Poor drainage can exacerbate the issues associated with weak sand (弱砂), leading to increased erosion and instability. Therefore, proper drainage design is critical in areas where weak sand (弱砂) is prevalent. Engineers must consider the water table and rainfall patterns to mitigate risks associated with flooding and soil saturation.In conclusion, weak sand (弱砂) presents unique challenges in the field of civil engineering. Understanding its properties and implementing appropriate engineering solutions are vital for ensuring the safety and longevity of structures built on or near this type of soil. With careful planning and innovative techniques, the risks associated with weak sand (弱砂) can be effectively managed, allowing for successful construction projects in even the most challenging environments.