contraction crack

简明释义

收缩裂缝

英英释义

例句

1.To prevent contraction cracks 收缩裂缝, it's important to control the curing process of concrete.

为了防止出现contraction cracks 收缩裂缝，控制混凝土的养护过程是很重要的。

2.Engineers often inspect buildings for contraction cracks 收缩裂缝 that may indicate structural issues.

工程师通常检查建筑物是否有contraction cracks 收缩裂缝，这可能表明结构问题。

3.A contraction crack 收缩裂缝 can occur in concrete when it dries too quickly.

当混凝土干燥得太快时，可能会出现contraction crack 收缩裂缝。

4.During the winter, many homeowners noticed a contraction crack 收缩裂缝 in their driveways due to the dropping temperatures.

在冬季，许多房主注意到他们车道上出现了一个contraction crack 收缩裂缝，这是由于气温下降造成的。

5.The contractor explained that a contraction crack 收缩裂缝 does not necessarily mean the structure is failing.

承包商解释说，contraction crack 收缩裂缝 并不一定意味着结构正在失效。

作文

In the world of construction and engineering, understanding the various types of cracks that can occur in materials is crucial for ensuring the longevity and safety of structures. One such type of crack is known as a contraction crack, which occurs when a material shrinks due to a decrease in temperature or loss of moisture. These cracks are particularly common in concrete, which is widely used in building foundations, roads, and other infrastructures. As the concrete dries and hardens, it undergoes a natural process of contraction, leading to the formation of these cracks. The formation of a contraction crack can be attributed to several factors. First and foremost, the temperature drop plays a significant role. When the temperature decreases, the molecules within the concrete move closer together, causing the material to shrink. Additionally, as concrete cures, it loses moisture over time. This evaporation can lead to differential drying, where some areas of the concrete lose moisture faster than others, resulting in stress that manifests as cracks. It is important to note that while contraction cracks may seem alarming, they are often considered a normal part of the curing process. Most of these cracks are superficial and do not compromise the structural integrity of the concrete. However, if left unaddressed, they can lead to more significant issues, such as water infiltration or the development of larger cracks. Therefore, it is essential for engineers and builders to monitor these cracks and take appropriate measures to mitigate any potential damage. One effective way to manage contraction cracks is through the use of control joints. These joints are intentionally placed in concrete slabs to provide a weak point where the crack can occur in a controlled manner. By doing so, builders can minimize the appearance of random cracks and ensure that any contraction crack that does form is less likely to affect the overall structure. Furthermore, regular maintenance and timely repairs can help preserve the integrity of the concrete and extend its lifespan. In conclusion, understanding contraction cracks and their implications is vital for anyone involved in construction or engineering. While they are a common occurrence during the curing process of concrete, being proactive in their management can prevent more severe problems down the line. By implementing strategies such as control joints and regular inspections, we can ensure that our structures remain safe and durable for years to come.

在建筑和工程的世界中，理解材料中可能发生的各种类型的裂缝对于确保结构的耐久性和安全性至关重要。其中一种裂缝被称为收缩裂缝，它发生在材料因温度降低或失去水分而收缩时。这些裂缝在混凝土中尤其常见，混凝土广泛用于建筑基础、道路和其他基础设施。当混凝土干燥和硬化时，它经历自然的收缩过程，从而导致这些裂缝的形成。 收缩裂缝的形成可以归因于几个因素。首先，温度下降在其中起着重要作用。当温度降低时，混凝土中的分子相互靠近，导致材料收缩。此外，随着混凝土的固化，随着时间的推移，它会失去水分。这种蒸发可能导致差异干燥，即混凝土的某些区域比其他区域更快地失去水分，从而产生应力，并以裂缝的形式表现出来。 值得注意的是，尽管收缩裂缝可能看起来令人担忧，但它们通常被认为是固化过程的正常部分。这些裂缝大多数是表面的，不会影响混凝土的结构完整性。然而，如果不加以处理，它们可能会导致更严重的问题，例如水渗透或更大裂缝的发展。因此，工程师和建筑商必须监测这些裂缝，并采取适当措施以减轻潜在损害。 管理收缩裂缝的一种有效方法是使用控制缝。这些接缝是故意放置在混凝土板中的，以提供一个弱点，在这里裂缝可以以受控的方式发生。通过这样做，建筑商可以最大限度地减少随机裂缝的出现，并确保任何形成的收缩裂缝不太可能影响整体结构。此外，定期维护和及时修复可以帮助保持混凝土的完整性并延长其使用寿命。 总之，理解收缩裂缝及其影响对于任何参与建筑或工程的人来说都是至关重要的。虽然它们是在混凝土固化过程中常见的现象，但积极管理它们可以防止将来的更严重问题。通过实施控制缝和定期检查等策略，我们可以确保我们的结构在未来数年内保持安全和耐用。