reoxidation

简明释义

英[riːˌɒksɪˈdeɪʃən]美[riˌɑksɪˈdeɪʃən]

n. 再氧化

英英释义

单词用法

同义词

反义词

例句

1.The experiment shows that adopting protective casting technology can reduce reoxidation and improve the internal and surface quality of block.

试验结果表明采用钢包注流保护浇注技术可降低二次氧化，提高铸坯内在和表面的质量。

2.The process for minimising reoxidation includes applying an electrical potential to reduced material at least while the reduced material remains immersed in the molten electrolyte.

用于最小化再氧化的方法包括至少当还原材料仍然浸渍在熔融电解质中时对还原材料施加电位。

3.Reoxidation problems of iron dust and fine carbon bearing pellets during reduction cooling and storing in the oxidizing atmosphere have been investigated.

研究了转炉尘泥和精矿含碳球团在氧化性气氛下还原、冷却和贮存过程中的再氧化问题，提出了有效防止再氧化的措施。

4.The results show that turbulence inhibitor has the functions of preventing sputter of liquid steel during casting, avoiding the reoxidation of steel, and decreasing the ratio of short circuit.

结果表明，湍流控制器可起到减小钢水喷溅、防止二次氧化和改善流体运动路线的作用，并减少短路流的发生。

5.The reduction step of catalyst with butene-2 and reoxidation step of reduced catalyst with oxygen were investigated by the pulse method.

用脉冲法研究了催化剂用丁烯- 2还原及还原催化剂用氧再氧化步骤。

6.The results show that turbulence inhibitor has the functions of preventing sputter of liquid steel during casting, avoiding the reoxidation of steel, and decreasing the ratio of short circuit.

结果表明，湍流控制器可起到减小钢水喷溅、防止二次氧化和改善流体运动路线的作用，并减少短路流的发生。

7.Absorption of inclusions to slag, steel reoxidation by slag, and protective effect of the slag at ladle, continuous tundish and nold are discussed.

讨论了钢包、中间包及连铸结晶器所用渣相对夹杂物的吸附，对钢水的氧化，以及保护浇注的效果。

8.The reoxidation of iron in the presence of moisture leads to rust formation.

铁在潮湿环境中的再氧化会导致生锈。

9.In the presence of oxygen, metals can undergo reoxidation after being reduced.

在氧气的存在下，金属在被还原后可以经历再氧化。

10.The reoxidation of organic compounds can affect their reactivity and stability.

有机化合物的再氧化可能影响其反应性和稳定性。

11.The process of reoxidation is crucial in maintaining the efficiency of fuel cells.

在燃料电池中，再氧化过程对于维持效率至关重要。

12.Researchers studied the effects of reoxidation on the stability of nanoparticles.

研究人员研究了再氧化对纳米颗粒稳定性的影响。

作文

Reoxidation is a critical process in various chemical and biological systems, playing a significant role in energy production and metabolic pathways. In simple terms, reoxidation refers to the process of reintroducing oxygen to a substance that has undergone reduction, which is the gain of electrons or the decrease in oxidation state. This concept is particularly important in the context of cellular respiration, where glucose is oxidized to produce energy. After the initial reduction phase, where electrons are transferred to electron carriers, reoxidation occurs to regenerate these carriers, ensuring the continuous flow of energy within the cell.In the context of environmental science, reoxidation also plays a crucial role in biogeochemical cycles. For instance, when organic matter decomposes in anaerobic conditions, it undergoes reduction, leading to the formation of methane. However, when conditions change and oxygen becomes available, reoxidation processes can convert methane back into carbon dioxide, thus mitigating greenhouse gas emissions. This dynamic illustrates how reoxidation can influence climate change and environmental health.Moreover, reoxidation is significant in industrial applications, particularly in metallurgy and materials science. When metals are extracted from ores, they are often reduced to their elemental forms. However, during processing, these metals can be reoxidized, leading to the formation of oxides that may affect their properties and usability. Understanding the reoxidation process is essential for optimizing metal recovery and ensuring high-quality product outputs.In summary, reoxidation is a fundamental concept that spans multiple disciplines, including biology, environmental science, and industrial chemistry. Its implications are vast, affecting everything from cellular metabolism to environmental sustainability and material properties. By understanding and harnessing the principles of reoxidation, scientists and engineers can develop more efficient processes and solutions that benefit both human society and the planet. The ongoing research into reoxidation mechanisms continues to reveal new insights and applications, highlighting its importance in our understanding of natural and artificial systems alike.

再氧化是各种化学和生物系统中的一个关键过程，在能量生产和代谢途径中发挥着重要作用。简单来说，再氧化指的是向经历还原的物质重新引入氧气的过程，而还原是指电子的获得或氧化态的降低。这个概念在细胞呼吸的背景下尤为重要，在这一过程中，葡萄糖被氧化以产生能量。在最初的还原阶段，电子被转移到电子载体上后，再氧化发生，以再生这些载体，从而确保细胞内能量的持续流动。在环境科学的背景下，再氧化同样在生物地球化学循环中发挥着关键作用。例如，当有机物在厌氧条件下分解时，它会经历还原，形成甲烷。然而，当条件变化且氧气变得可用时，再氧化过程可以将甲烷转化回二氧化碳，从而减轻温室气体排放。这一动态表明，再氧化如何影响气候变化和环境健康。此外，再氧化在工业应用中也具有重要意义，特别是在冶金和材料科学中。当金属从矿石中提取时，它们通常被还原为其元素形式。然而，在加工过程中，这些金属可能会被再氧化，导致氧化物的形成，这可能影响它们的性质和可用性。理解再氧化过程对于优化金属回收和确保高质量产品输出至关重要。总之，再氧化是一个基本概念，跨越多个学科，包括生物学、环境科学和工业化学。它的影响广泛，涉及从细胞代谢到环境可持续性和材料特性的方方面面。通过理解和利用再氧化的原理，科学家和工程师可以开发出更高效的过程和解决方案，造福人类社会和地球。对再氧化机制的持续研究不断揭示新的见解和应用，突显了其在我们理解自然和人工系统中的重要性。