intumesce

简明释义

英[ɪnˈtjuːmɛs]美[ɪnˈtjuːmɛs]

vi. 膨胀；沸腾

第 三 人 称 单 数 i n t u m e s c e s

现 在 分 词 i n t u m e s c i n g

过 去 式 i n t u m e s c e d

过 去 分 词 i n t u m e s c e d

英英释义

单词用法

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例句

1.In the event of a fire, the insulation material will intumesce 膨胀 and seal off any gaps.

在火灾发生时，绝缘材料将会膨胀并封闭任何缝隙。

2.Fire-resistant coatings are designed to intumesce 膨胀 when heated, providing insulation to the underlying structure.

防火涂料旨在受热时膨胀，为底层结构提供绝缘保护。

3.The safety engineer explained how certain plastics intumesce 膨胀 in case of fire, preventing flames from spreading.

安全工程师解释了某些塑料在火灾情况下是如何膨胀的，从而防止火焰蔓延。

4.When exposed to high temperatures, the material will intumesce 膨胀 and form a protective layer.

当暴露在高温下时，材料将会膨胀并形成一层保护层。

5.The new fireproof paint can intumesce 膨胀 up to ten times its original thickness.

这种新型防火漆可以膨胀到原始厚度的十倍。

作文

In the realm of materials science and fire safety, understanding the behavior of different substances when exposed to heat is crucial. One such phenomenon that often comes into play is the ability of certain materials to intumesce. When a material intumesces, it expands significantly in volume when subjected to high temperatures. This characteristic is particularly important in the context of fire-resistant materials, which are designed to protect structures from the devastating effects of fire. The process of intumescence can be observed in various applications, especially in coatings and sealants used in construction. For instance, intumescent paints are commonly applied to steel structures to enhance their fire resistance. When exposed to flames, these paints undergo a chemical reaction that causes them to intumesce, forming a thick, insulating char layer that protects the underlying material from heat. This expansion can be several times the original thickness of the paint, effectively shielding the steel from reaching critical temperatures that could lead to structural failure.Moreover, the effectiveness of intumescent materials lies in their ability to delay the transfer of heat. By creating an insulating barrier, they provide valuable time for occupants to evacuate a building during a fire and for firefighters to control the blaze. This property makes intumescent materials a vital component in modern fire safety protocols.In addition to construction, the concept of intumescence can also be seen in everyday life. For example, some foods, like popcorn, exhibit a similar behavior when heated. The kernels intumesce as the moisture inside them turns to steam, causing them to burst open and expand. This simple process is a delightful reminder of how the principles of intumescence can be found in both scientific and culinary contexts.Understanding how materials intumesce is not only fascinating but also essential for designing safer environments. Engineers and architects must consider the properties of materials they choose, ensuring they have adequate fire resistance to protect human life and property. The ongoing research in this field continues to evolve, leading to the development of more advanced intumescent materials that can offer even greater protection.In conclusion, the ability of certain materials to intumesce under heat is a remarkable phenomenon with significant implications for safety and engineering. Whether in the construction of buildings or the preparation of food, intumescent behavior plays a crucial role in our daily lives. As we continue to explore and understand this concept, we can better appreciate the importance of materials that can intumesce and the safety they provide in various applications.

在材料科学和消防安全领域，理解不同物质在高温下的行为至关重要。其中一个常见的现象是某些材料在加热时能够膨胀。当材料膨胀时，它在高温下的体积会显著增加。这一特性在防火材料的背景下尤为重要，这些材料旨在保护结构免受火灾的破坏。膨胀的过程可以在各种应用中观察到，尤其是在建筑中使用的涂料和密封剂中。例如，膨胀涂料通常用于钢结构，以增强其防火性能。当暴露于火焰时，这些涂料会发生化学反应，导致它们膨胀，形成一层厚厚的绝缘炭层，保护底层材料免受热量的影响。这种膨胀可以达到涂料原厚度的几倍，有效地保护钢材不达到可能导致结构失效的临界温度。此外，膨胀材料的有效性在于它们延迟热量转移的能力。通过创建绝缘屏障，它们为建筑物内的人员在火灾期间撤离以及消防员控制火势提供了宝贵的时间。这一特性使得膨胀材料成为现代消防安全协议中的重要组成部分。除了建筑，膨胀的概念在日常生活中也能看到。例如，一些食物，如爆米花，在加热时会表现出类似的行为。玉米粒在内部水分转化为蒸汽时会膨胀，导致它们爆裂并扩张。这个简单的过程是一个令人愉快的提醒，说明膨胀的原理可以在科学和烹饪环境中找到。理解材料如何膨胀不仅令人着迷，而且对于设计更安全的环境至关重要。工程师和建筑师必须考虑他们选择的材料的特性，确保它们具有足够的防火性能，以保护人类生命和财产。该领域的持续研究不断发展，导致开发出更先进的膨胀材料，能够提供更大的保护。总之，某些材料在热量下膨胀的能力是一种显著的现象，对安全和工程有着重要的意义。无论是在建筑物的建造还是在食物的准备中，膨胀行为在我们的日常生活中都扮演着至关重要的角色。随着我们继续探索和理解这一概念，我们可以更好地欣赏能够膨胀的材料的重要性，以及它们在各种应用中提供的安全性。