caisson

简明释义

英[ˈkeɪsən;kəˈsuːn]美[ˈkeɪsn;ˈkeɪsɑːn]

n. [建]沉箱；弹药箱；弹药车

n. （Caisson）人名；（法）凯松

英英释义

单词用法

同义词

反义词

例句

1.This is the caisson block, which was made to prevent people from a nuclear danger.

这个是沉箱块，这是用来防御核危机的。

2.It also has the caisson for emergency cases.

同样有沉箱以备紧急情况之需。

3.Caisson-cylindrical foundation structure is a new type of structure for breakwaters developed successfully in recent years.

箱筒型结构是近年来开发成功的一种新型防波堤基础结构。

4.In emergency case it could be closed with caisson with the weight of 150 tons.

在紧急情况下，可以用150吨重的沉箱将其关住。

5.A containment assembly would then be attached to the top of the caisson to send the oil elsewhere.

接着堵漏装配被接到沉箱顶部，把泄露的原油送往别处。

6.This paper describes construction method of steel open caisson as well as measurement control and measure of rectifying deviation.

文章介绍了钢板沉井的施工方法及顶管过程中的测量控制和纠偏措施。

7.The engineers designed a large caisson for the underwater foundation.

工程师为水下基础设计了一个大型沉箱。

8.The construction team placed a caisson to support the new bridge structure.

施工队放置了一个沉箱来支撑新的桥梁结构。

9.The caisson was filled with concrete to ensure stability.

该沉箱填充了混凝土以确保稳定性。

10.During the excavation, they discovered an old caisson from a previous project.

在挖掘过程中，他们发现了一个来自之前项目的旧沉箱。

11.Workers used a crane to lift the heavy caisson into place.

工人们用起重机将重型沉箱吊装到位。

作文

The term caisson refers to a large, watertight chamber used in construction, particularly for underwater work. These structures are essential in various engineering projects, such as bridges, docks, and tunnels. Understanding the role of a caisson is crucial for anyone involved in civil engineering or architecture. When constructing a bridge over a river, engineers often need to create a solid foundation that can withstand the forces of water and the weight of the structure above. This is where a caisson comes into play. Typically made of reinforced concrete or steel, a caisson is sunk into the riverbed, providing a stable base for the bridge's support columns. The design of a caisson allows it to be filled with concrete once it is positioned correctly, ensuring that it remains anchored firmly to the ground.In addition to bridges, caissons are also utilized in the construction of piers and docks. For instance, when building a dock, workers may use a caisson to create a dry working environment below the waterline. By pumping out water from the caisson, construction crews can safely work on the foundations without the interference of rising tides or currents. This method not only enhances safety but also improves efficiency, allowing projects to proceed without delays caused by adverse weather conditions.Moreover, caissons are vital in the construction of tunnels beneath rivers or other bodies of water. Engineers often employ a technique called the "caisson method" to excavate and construct tunnel sections underwater. This method involves sinking a caisson to the desired depth and then excavating the soil within it. Once the excavation is complete, the tunnel can be constructed within the caisson before being sealed off and integrated into the surrounding infrastructure.Despite their importance, working with caissons poses certain risks. One of the significant hazards is the potential for decompression sickness, commonly known as "the bends." This condition can occur when workers ascend too quickly from deep underwater, leading to nitrogen bubbles forming in their bloodstream. To mitigate these risks, strict safety protocols must be followed, including gradual decompression and regular health checks for workers operating within caissons.In conclusion, the use of caissons in construction is an excellent example of how engineering ingenuity can solve complex problems associated with building in challenging environments. Whether it's creating a solid foundation for a bridge, enabling safe construction of docks, or facilitating tunnel excavation, caissons play a pivotal role in modern engineering projects. Their design and application highlight the necessity of understanding both the physical principles involved and the safety measures required to protect workers in such demanding conditions. As construction techniques continue to evolve, the significance of caissons will undoubtedly remain a cornerstone of underwater engineering practices.

术语caisson指的是一种大型的防水舱室，主要用于建筑，尤其是水下工程。这些结构在各种工程项目中至关重要，如桥梁、码头和隧道。理解caisson的作用对于任何参与土木工程或建筑的人来说都是至关重要的。在建造一座跨越河流的桥梁时，工程师们常常需要创建一个能够承受水的力量和上方结构重量的坚固基础。这就是caisson发挥作用的地方。通常由钢筋混凝土或钢材制成，caisson被沉入河床，为桥梁的支撑柱提供稳定的基础。caisson的设计使其在正确定位后可以填充混凝土，从而确保其牢牢锚定在地面上。除了桥梁，caisson还用于码头和码头的建设。例如，在建造码头时，工人可能会使用caisson来创建水线以下的干燥工作环境。通过抽走caisson内的水，施工队伍可以安全地在基础上工作，而不受涨潮或水流的干扰。这种方法不仅提高了安全性，还提高了效率，使项目在恶劣天气条件下不会延误。此外，caisson在河流或其他水体下隧道的建设中也至关重要。工程师们经常采用一种称为“caisson法”的技术，在水下挖掘和建造隧道段。这种方法涉及将caisson沉入所需深度，然后在其中挖掘土壤。完成挖掘后，可以在caisson内建造隧道，然后密封并与周围基础设施整合。尽管它们的重要性，使用caisson工作存在一定风险。其中一个重大危险是潜水病，通常称为“弯曲症”。当工人从深水区过快上升时，就会发生这种情况，导致氮气泡在他们的血液中形成。为了减轻这些风险，必须遵循严格的安全协议，包括逐步减压和定期健康检查，以保护在caisson内工作的工人。总之，caisson在建筑中的使用是工程聪明才智如何解决复杂问题的绝佳例子，这些问题与在具有挑战性的环境中建筑有关。无论是为桥梁创建坚实基础，促进安全的码头建设，还是便利隧道挖掘，caisson在现代工程项目中都发挥着关键作用。它们的设计和应用突显了理解物理原理和保护工人在如此艰难条件下的安全措施的必要性。随着建筑技术的不断发展，caisson的重要性无疑将继续成为水下工程实践的基石。