permeance

简明释义

英[ˈpɜːmɪəns]美[ˈpɜːrmɪəns]

n. [物] 磁导；浸透；透过

英英释义

单词用法

同义词

反义词

例句

1.The water resistance, smoothness, Gurley air permeance, brightness and opacity of paper being treated gets further increased.

施胶后纸张的抗水性，平滑度、透气度、白度和不透明度进一步提高。

2.The fundamental stator slot leakage reactance and 3-order harmonic stator slot leakage reactance are derived by means of slot specific permeance expressions.

从槽比漏磁导公式出发求出了基波与3次谐波下的定子槽漏抗。

3.Oxygen Permeance (PO2) : the ratio of the O2GTR to the difference between the partial pressure of O2 on the two sides of the film.

译文：氧气透过量(PO2)：氧气透过率与薄膜两侧的氧气分压差的比值。

4.The permeance curve of the designing rainfall process is given. The unsaturated and unsteady seepage analysis is made on the slope under the condition of rainfall.

给出了该降雨过程的入渗曲线，并对降雨条件下滑坡的非饱和非稳定渗流进行了研究。

5.In understanding objective things, a man, as a subject, is not able to avoid entirely the effect of subjective action or get out thoroughly of the permeance of subjective factor.

人们对客观事物的认识，不可能完全脱离主体作用的影响，亦无法彻底排除主观因素的渗透。

6.The accuracy of equivalent circuit method can be effectively improved if the calculation of PM leakage permeance is accurate.

准确计算永磁漏磁导可以有效提高等效磁路法计算精度。

7.The permeance of the membrane allows water vapor to pass through while blocking larger particles.

这个膜的渗透性允许水蒸气通过，同时阻挡较大的颗粒。

8.In building construction, the permeance of insulation materials is crucial for energy efficiency.

在建筑施工中，绝缘材料的渗透性对能效至关重要。

9.The permeance of the coating affects how well it protects the underlying material from corrosion.

涂层的渗透性影响其保护底层材料免受腐蚀的效果。

10.We measured the permeance of various soils to determine their drainage capabilities.

我们测量了各种土壤的渗透性以确定它们的排水能力。

11.High permeance in membranes can lead to increased moisture levels indoors.

膜的高渗透性可能导致室内湿度增加。

作文

In the realm of physics and engineering, the concept of permeance plays a crucial role in understanding how materials interact with various forms of energy. Simply put, permeance refers to the ability of a material to allow the passage of substances—be it liquids, gases, or even electromagnetic fields. This property is particularly significant in fields such as construction, environmental science, and materials engineering. For instance, when designing a building, architects must consider the permeance of different materials to ensure that moisture does not accumulate within walls, which could lead to mold growth and structural damage.In environmental science, the permeance of soil is vital for understanding water drainage and pollutant movement. Soils with high permeance allow water to flow through them quickly, which can be beneficial in preventing flooding but may also lead to the rapid leaching of nutrients and contaminants. Conversely, materials with low permeance can impede water flow, which might be advantageous in certain applications, such as creating barriers to protect groundwater resources from contamination.The significance of permeance extends beyond natural sciences into everyday life. For example, when we wear clothing made from different fabrics, we often notice varying levels of breathability. This is directly related to the permeance of the fabric. Materials that have high permeance, like cotton, allow air and moisture to pass through easily, making them comfortable for warm weather. On the other hand, synthetic fabrics may have lower permeance, which can trap heat and moisture, affecting comfort levels during physical activities.Moreover, in the realm of electronics, the permeance of materials used in circuits can influence their efficiency and performance. Insulating materials with low permeance are essential for preventing unwanted energy loss, while conductive materials need to have the right balance of permeance to facilitate efficient energy transfer without overheating.Understanding permeance is also essential in the field of renewable energy. For instance, in solar panel technology, the permeance of the materials used can affect the efficiency of energy absorption and conversion. Engineers and scientists continuously seek to optimize this property to enhance the performance of solar panels, making renewable energy more accessible and efficient.In conclusion, the concept of permeance is integral to various disciplines, influencing everything from environmental conservation to technological advancements. By understanding and manipulating permeance, professionals can design better materials and systems that enhance our quality of life while promoting sustainability. As we continue to face challenges such as climate change and resource scarcity, a deeper comprehension of permeance will undoubtedly play a pivotal role in our efforts to innovate and adapt in an ever-changing world.

在物理和工程领域，permeance（渗透性）这一概念在理解材料如何与各种能量形式相互作用方面起着至关重要的作用。简单来说，permeance指的是材料允许物质通过的能力——无论是液体、气体，还是电磁场。这一特性在建筑、环境科学和材料工程等领域尤为重要。例如，在设计建筑时，建筑师必须考虑不同材料的permeance，以确保湿气不会在墙壁内积聚，这可能导致霉菌生长和结构损坏。在环境科学中，土壤的permeance对于理解水排放和污染物移动至关重要。具有高permeance的土壤能够快速排水，这在防止洪水方面是有利的，但也可能导致养分和污染物的快速流失。相反，具有低permeance的材料可以阻碍水流，这在某些应用中可能是有益的，例如创建屏障以保护地下水资源免受污染。permeance的重要性超越了自然科学，延伸到日常生活。例如，当我们穿着不同面料的衣物时，通常会注意到呼吸性的差异。这直接与面料的permeance有关。具有高permeance的材料，如棉花，能够轻松让空气和水分通过，使其在温暖天气中舒适。而合成面料可能具有较低的permeance，这可能会困住热量和水分，从而影响在体育活动中的舒适度。此外，在电子领域，电路中使用材料的permeance会影响其效率和性能。具有低permeance的绝缘材料对于防止不必要的能量损失至关重要，而导电材料需要具有适当的permeance平衡，以便有效地传输能量而不发生过热。理解permeance在可再生能源领域同样重要。例如，在太阳能电池板技术中，所用材料的permeance会影响能量吸收和转换的效率。工程师和科学家不断寻求优化这一特性，以增强太阳能电池板的性能，使可再生能源更易获得和高效。总之，permeance的概念在各个学科中都是不可或缺的，影响着从环境保护到技术进步的方方面面。通过理解和操控permeance，专业人士可以设计出更好的材料和系统，从而提高我们的生活质量，同时促进可持续发展。随着我们继续面临气候变化和资源匮乏等挑战，更深入地理解permeance无疑将在我们努力创新和适应不断变化的世界中发挥关键作用。