air voids
发音：英 [e? v??dz] 美 [e?r v??dzz]
基础释义：空气间隙。
英语范文：Air voids are gaps or spaces in the structure of a building or object that allow air to circulate freely. They are often created by gaps between the materials used to construct the object, or by the presence of voids within the structure itself.
音标： air [e?] voids [v??dz] are gaps or spaces in the structure of a building or object that allow air to circulate freely. They are often created by gaps between the materials used to construct the object, or by the presence of voids within the structure itself.
翻译：建筑或物体结构中的空气间隙是允许空气自由流通的空隙或空间。这些空隙通常是由用来构建物体的材料之间的空隙产生的，或者是由结构本身内的空隙的存在产生的。
希望以上信息对您有帮助。
Air Voids
Air voids are gaps or spaces in a material that allow air to pass through. They are commonly found in materials such as concrete, asphalt, and polymers. These voids can have a negative impact on the structural integrity of a material, as they can weaken the material and increase its susceptibility to damage.
In terms of their impact on the environment, air voids can have a significant effect on the sustainability of a material. For example, if a material has a high amount of air voids, it can result in a reduction in the overall weight of the material, which can lead to a reduction in transportation costs and carbon emissions. Additionally, if a material has a low density, it can also result in a reduction in the amount of material required for a given project, which can lead to cost savings and environmental benefits.
In terms of their use in construction, air voids can be beneficial in some cases. For example, they can be used to improve the breathability of a material, which can help reduce the risk of mold growth and moisture buildup. Additionally, they can also be used to improve the insulation properties of a material, which can help reduce energy consumption and improve the comfort of a building.
In conclusion, air voids are an important aspect of materials that should be taken into consideration when selecting and using materials in construction projects. Understanding their impact on the environment and their use in construction can help us to make more sustainable and cost-effective decisions when selecting materials for our projects.
Air voids
Air voids are gaps or spaces in a material that allow air to pass through. They are common in many materials, including building materials, soil, and rocks.
Air voids can have a significant impact on the properties of a material. For example, they can affect the strength, density, and thermal properties of a material. Understanding how air voids affect these properties is important for the design and construction of materials and structures.
In building materials, air voids can be created by various methods, such as using a special mixture of materials or leaving spaces between the materials during construction. These air voids can improve the breathability and durability of the material, reducing the risk of mold growth and moisture accumulation.
In soil, air voids are essential for the proper functioning of the soil ecosystem. They provide spaces for air and water to enter and exit the soil, allowing for proper gas exchange and water retention. Adequate air voids in soil also promote good drainage and reduce the risk of soil erosion.
In rocks, air voids can be created by natural processes such as weathering or by human activities such as drilling or blasting. These air voids can affect the mechanical properties of the rock, such as its strength and fracture pattern. Understanding how air voids affect rock properties is important for engineering design and geotechnical investigation.
In summary, air voids are common in many materials and have a significant impact on their properties. Understanding how they affect these properties is essential for the design and construction of materials and structures.
