diffusion stop

简明释义

扩散抑制器

英英释义

例句

1.To ensure safety, the engineers designed a diffusion stop 扩散停止 feature for the new reactor.

为了确保安全，工程师为新的反应堆设计了 diffusion stop 扩散停止 功能。

2.During the experiment, the team noted the effectiveness of the diffusion stop 扩散停止 in halting the spread of the chemical.

在实验过程中，团队注意到 diffusion stop 扩散停止 在阻止化学物质扩散方面的有效性。

3.The researchers found that the diffusion stop 扩散停止 significantly improved the accuracy of their measurements.

研究人员发现，diffusion stop 扩散停止 显著提高了他们测量的准确性。

4.In order to prevent contamination, we must implement a diffusion stop 扩散停止 in the laboratory.

为了防止污染，我们必须在实验室中实施 diffusion stop 扩散停止。

5.The diffusion stop 扩散停止 mechanism was activated when the temperature exceeded the safe limit.

当温度超过安全限制时，diffusion stop 扩散停止 机制被激活。

作文

In the realm of science, particularly in physics and chemistry, the concept of diffusion plays a crucial role in understanding how substances move and interact. Diffusion refers to the process by which molecules spread from areas of high concentration to areas of low concentration. This natural phenomenon is essential for various biological processes, including respiration and nutrient absorption. However, there comes a point in many systems where this process can no longer continue effectively. This is where the term diffusion stop becomes relevant. The diffusion stop (扩散停止) indicates a state where the movement of molecules ceases due to equilibrium being reached or external factors hindering further diffusion.One of the most common examples of diffusion stop can be observed in the case of perfume. When a bottle of perfume is first opened, the strong scent quickly disperses into the air. Initially, the concentration of perfume molecules is very high near the bottle's opening, while the surrounding air has a much lower concentration of these molecules. As time passes, the perfume molecules diffuse throughout the room, gradually equalizing the concentration. Eventually, the scent becomes less intense, and at a certain point, the rate of diffusion slows significantly, leading to a diffusion stop (扩散停止). At this stage, the concentration of perfume molecules in the air is balanced with the concentration in the vicinity of the bottle, resulting in minimal movement of molecules.The concept of diffusion stop is not limited to gases or liquids; it can also be applied to solids. For instance, when salt is added to water, the salt crystals dissolve and disperse throughout the liquid. Initially, the concentration of salt is highest at the point of contact, but as it dissolves, the salt molecules spread out. Once the solution reaches saturation—meaning no more salt can dissolve—the process of diffusion halts, leading to a diffusion stop (扩散停止). Understanding this principle is vital in fields such as chemistry and materials science, where the behavior of substances in different states is studied.In biological systems, the diffusion stop (扩散停止) can have significant implications. For example, in cellular respiration, oxygen diffuses into cells while carbon dioxide diffuses out. If the concentration of oxygen outside the cell becomes equal to that inside, a diffusion stop occurs, which can hinder cellular function and lead to detrimental effects on the organism. This highlights the importance of maintaining concentration gradients in biological systems to facilitate ongoing diffusion.Furthermore, the concept of diffusion stop extends beyond physical sciences into social sciences and economics. For instance, the spread of information or innovation can also experience a diffusion stop (扩散停止) when all potential adopters have already embraced the new idea or product. In marketing, understanding when a diffusion stop occurs can help businesses strategize their outreach efforts more effectively.In conclusion, the term diffusion stop (扩散停止) encapsulates a critical point in various processes across multiple disciplines. Whether in the context of molecular movement in chemistry, biological functions in living organisms, or the spread of ideas in society, recognizing when diffusion halts is essential for understanding the dynamics at play. This knowledge not only enhances our grasp of scientific principles but also equips us with insights applicable to real-world scenarios, ultimately fostering a deeper appreciation for the interconnectedness of different fields of study.