contraction of the concrete

简明释义

混凝土收缩

英英释义

例句

1.Engineers must account for the contraction of the concrete 混凝土的收缩 when designing bridges.

工程师在设计桥梁时必须考虑到混凝土的收缩 contraction of the concrete。

2.Proper curing methods can minimize the contraction of the concrete 混凝土的收缩 during the drying process.

适当的养护方法可以在干燥过程中最小化混凝土的收缩 contraction of the concrete。

3.We observed significant contraction of the concrete 混凝土的收缩 in the foundation after the temperature dropped.

我们注意到温度下降后，基础部分出现了显著的混凝土的收缩 contraction of the concrete。

4.During the winter, the contraction of the concrete 混凝土的收缩 can lead to visible cracks on the surface.

在冬季，混凝土的收缩 contraction of the concrete可能会导致表面出现明显裂缝。

5.The contraction of the concrete 混凝土的收缩 can affect the overall stability of a structure.

混凝土的收缩contraction of the concrete可能会影响结构的整体稳定性。

作文

The construction industry is a vital part of our economy, and one of the most significant materials used in this field is concrete. Concrete is known for its strength and durability, but it also has its challenges. One such challenge is the contraction of the concrete, which refers to the reduction in volume that occurs as concrete cures and dries. This phenomenon can lead to various issues, including cracks and structural weaknesses, if not properly managed.Understanding the contraction of the concrete is crucial for engineers and builders. When concrete is poured, it contains a significant amount of water. As the water evaporates during the curing process, the concrete begins to shrink. This contraction can be influenced by several factors, including temperature, humidity, and the mix design of the concrete itself. For instance, high temperatures can accelerate the evaporation of water, leading to more significant contraction and an increased risk of cracking.To mitigate the effects of contraction of the concrete, various strategies can be employed. One common approach is to use control joints in the concrete slab. These joints are intentionally placed weak points that allow for movement, helping to prevent random cracking as the concrete shrinks. Additionally, using additives in the concrete mix can help reduce the rate of evaporation and, consequently, the extent of contraction.Another important consideration is the timing of the curing process. Proper curing techniques, such as covering the concrete with wet burlap or using curing compounds, can significantly slow down the evaporation of water. This, in turn, helps to minimize the contraction of the concrete and maintain the integrity of the structure.Moreover, understanding the contraction of the concrete is not only essential for new constructions but also for maintenance and repair work. Existing structures may experience issues related to contraction over time, especially if they were not built with adequate attention to this phenomenon. Regular inspections and maintenance can help identify potential problems early, allowing for timely repairs that can extend the life of the structure.In conclusion, the contraction of the concrete is a critical aspect of concrete construction that cannot be overlooked. By understanding the causes and effects of this contraction, as well as implementing effective strategies to manage it, engineers and builders can create safer, more durable structures. The construction industry must continue to evolve and adapt to these challenges, ensuring that concrete remains a reliable material for generations to come.

建筑行业是我们经济中一个至关重要的部分，而在这个领域中使用的最重要的材料之一就是混凝土。混凝土以其强度和耐久性而闻名，但它也有其挑战。其中一个挑战是混凝土的收缩，指的是混凝土在固化和干燥过程中发生的体积减少。这种现象如果管理不当，可能导致各种问题，包括裂缝和结构弱点。理解混凝土的收缩对于工程师和建筑商至关重要。当混凝土被浇筑时，它含有大量的水。随着水分在固化过程中的蒸发，混凝土开始收缩。这种收缩可能受到多种因素的影响，包括温度、湿度和混凝土本身的配合设计。例如，高温会加速水分的蒸发，导致更显著的收缩和更高的裂缝风险。为了减轻混凝土的收缩的影响，可以采取各种策略。一种常见的方法是在混凝土板中使用控制缝。这些缝隙是故意放置的弱点，允许移动，从而帮助防止混凝土在收缩时随机开裂。此外，在混凝土混合物中使用添加剂可以帮助减少蒸发速率，从而减少收缩的程度。另一个重要的考虑因素是固化过程的时机。适当的固化技术，例如用湿麻布覆盖混凝土或使用固化化合物，可以显著减缓水分的蒸发。这反过来又有助于最小化混凝土的收缩并保持结构的完整性。此外，理解混凝土的收缩不仅对新建工程至关重要，对维护和修理工作也是如此。现有的结构可能会随着时间的推移经历与收缩相关的问题，尤其是如果它们在建造时没有充分关注这一现象。定期检查和维护可以帮助尽早发现潜在问题，从而进行及时的修复，延长结构的使用寿命。总之，混凝土的收缩是混凝土施工中的一个关键方面，不能被忽视。通过理解这种收缩的原因和影响，以及实施有效的管理策略，工程师和建筑商可以创造出更安全、更耐用的结构。建筑行业必须继续发展和适应这些挑战，确保混凝土在未来几代人中仍然是一种可靠的材料。