shotcrete lining

简明释义

喷射混凝土衬砌

英英释义

例句

1.After the excavation, the engineers decided to apply shotcrete lining to prevent rockfalls.

挖掘完成后，工程师决定施加喷射混凝土衬里以防止落石。

2.The shotcrete lining process involves spraying a mixture of cement and aggregate onto the surface.

喷射混凝土衬里过程涉及将水泥和骨料的混合物喷涂到表面上。

3.The use of shotcrete lining has become a standard practice in underground construction projects.

在地下建设项目中，使用喷射混凝土衬里已成为标准做法。

4.For the new subway line, the contractors opted for shotcrete lining due to its quick application and durability.

对于新的地铁线路，承包商选择了喷射混凝土衬里，因为它的施工快速且耐用。

5.The tunnel was reinforced with shotcrete lining to ensure its stability during construction.

隧道使用喷射混凝土衬里加固，以确保在施工期间的稳定性。

作文

In the construction and civil engineering industries, various techniques are employed to enhance the durability and stability of structures. One such technique that has gained significant popularity is shotcrete lining, which refers to the application of concrete that is sprayed onto a surface at high velocity. This method is particularly useful in tunneling, mining, and even in the construction of retaining walls. The process involves mixing cement, sand, and water to create a slurry, which is then propelled through a nozzle using compressed air. The resulting layer of concrete adheres to the underlying surface, creating a robust protective barrier. The advantages of shotcrete lining are numerous. First and foremost, it provides excellent structural support, especially in underground environments where soil conditions can be unpredictable. By applying shotcrete lining, engineers can reinforce the walls of tunnels and shafts, preventing collapse and ensuring the safety of workers. Additionally, this method allows for quick application, which can significantly reduce construction time. Unlike traditional concrete pouring methods that require extensive formwork and curing time, shotcrete lining can be applied rapidly, allowing projects to progress more swiftly.Moreover, shotcrete lining is highly adaptable. It can be applied to various surfaces, including rock, soil, and existing structures. This versatility makes it an ideal choice for projects that require modifications or repairs. For instance, in mining operations, shotcrete lining can be used to stabilize mine shafts that may have weakened over time. The ability to customize the mix design also means that engineers can tailor the properties of the shotcrete to suit specific environmental conditions, such as moisture levels and temperature fluctuations.Another important aspect of shotcrete lining is its ability to minimize waste. Traditional concrete methods often result in excess material that must be disposed of, leading to increased costs and environmental impact. In contrast, the spray application of shotcrete lining allows for precise control over the amount of material used, reducing waste and contributing to more sustainable construction practices.However, like any construction method, shotcrete lining does come with its challenges. Proper training and experience are essential to ensure that the application is done correctly. If not applied properly, issues such as delamination or inadequate bonding can occur, compromising the integrity of the structure. Therefore, it is crucial for contractors to employ skilled workers who understand the intricacies of the shotcrete lining process.In conclusion, shotcrete lining is a valuable technique in modern construction that offers numerous benefits, including enhanced structural support, adaptability, and reduced waste. As the construction industry continues to evolve and seek more efficient methods, the use of shotcrete lining is likely to increase, solidifying its place as a critical component in the engineering of safe and durable structures. With proper training and execution, shotcrete lining can play a vital role in the future of construction, paving the way for innovative solutions to complex engineering challenges.

在建筑和土木工程行业，采用各种技术来增强结构的耐久性和稳定性。其中一种获得显著普及的技术是喷射混凝土衬里，指的是将混凝土以高速度喷涂到表面上的一种应用方法。这种方法在隧道开挖、采矿，甚至在挡土墙的建造中都特别有用。该过程涉及将水泥、砂和水混合以制成浆料，然后使用压缩空气通过喷嘴推动。这层混凝土粘附在底层表面上，形成一个坚固的保护屏障。喷射混凝土衬里的优点是众多的。首先，它提供了出色的结构支持，尤其是在地下环境中，土壤条件可能不稳定。通过应用喷射混凝土衬里，工程师可以加固隧道和竖井的墙壁，防止坍塌，确保工人的安全。此外，这种方法允许快速应用，可以显著减少施工时间。与需要大量模板和固化时间的传统混凝土浇筑方法不同，喷射混凝土衬里可以快速应用，使项目更迅速地推进。此外，喷射混凝土衬里具有高度适应性。它可以应用于各种表面，包括岩石、土壤和现有结构。这种多功能性使其成为需要修改或修复的项目的理想选择。例如，在采矿作业中，喷射混凝土衬里可以用于稳定可能随着时间推移而减弱的矿井竖井。定制混合设计的能力也意味着工程师可以根据特定环境条件（如湿度水平和温度波动）调整喷射混凝土的性能。喷射混凝土衬里的另一个重要方面是其能够最小化浪费。传统混凝土方法通常会产生多余的材料，必须处理，导致成本增加和环境影响。相比之下，喷涂应用喷射混凝土衬里允许精确控制所用材料的数量，从而减少浪费，有助于更可持续的建筑实践。然而，与任何建筑方法一样，喷射混凝土衬里也存在挑战。正确的培训和经验对于确保正确应用至关重要。如果没有正确应用，可能会出现分层或粘结不良等问题，从而危及结构的完整性。因此，承包商必须雇用熟练的工人，了解喷射混凝土衬里过程的复杂性。总之，喷射混凝土衬里是现代建筑中的一种宝贵技术，提供了许多好处，包括增强的结构支持、适应性和减少浪费。随着建筑行业的不断发展，寻求更高效的方法，喷射混凝土衬里的使用可能会增加，巩固其作为安全和耐用结构工程关键组成部分的地位。通过正确的培训和执行，喷射混凝土衬里可以在建筑的未来中发挥重要作用，为复杂的工程挑战铺平创新解决方案的道路。