dechlorination

简明释义

英[/diˌklɔːrəˈneɪʃən/]美[/diˌklɔːrəˈneɪʃən/]

n. [化学] 脱氯；[化学] 脱氯作用

英英释义

单词用法

同义词

反义词

例句

1.The main way for the reductive dechlorination of chloralkane is the direct transfer of electron.

电子直接转移是氯代烷烃还原脱氯的主要途径。

2.More effective adsorption of free chlorine, phenol, sulfur, oil, resin, pesticide residues and other organic pollutants, chlorine, dechlorination half the value, and the recycling of organic solvents.

更能有效吸附水中的游离氯、酚、硫、油、胶质、农药残留物和其他有机污染物，余氯、半脱氯值，以及有机溶剂的回收等。

3.The removel and dechlorination of 4-CP was increased with the excess H2O2 with certain range in the other same condition.

在其它条件相同的情况下，在一定范围内提高氧化剂（H2O2）浓度，可以提高4-CP去除率及脱氯率。

4.More effective adsorption of free chlorine, phenol, sulfur, oil, resin, pesticide residues and other organic pollutants, chlorine, dechlorination half the value, and the recycling of organic solvents.

更能有效吸附水中的游离氯、酚、硫、油、胶质、农药残留物和其他有机污染物，余氯、半脱氯值，以及有机溶剂的回收等。

5.Chloride ion migration and the choice of optimized current density during galvanostatic dechlorination of simulated cast iron artifacts in alkaline solution are studied by galvanostatic polarization.

采用恒电流阴极极化法研究了模拟铁器文物在碱性溶液中恒电流脱氯过程氯离子的迁出规律以及脱氯电流密度的选取原则。

6.The kinetics of dechlorination of Ca-based sorbents was explored in this paper, in order to confirm the factors that control the reaction rate in the combustion.

从动力学方面对钙基吸收剂在燃烧过程中脱氯机理进行探讨，旨在明确燃烧过程各种影响因素对脱氯反应速率的影响。

7.The hydrotreating catalyst, dechlorinating catalyst and desulfurization catalyst are packed in series in one reactor, thus to achieve both dechlorination and desulfurization in one step.

采用加氢精制催化剂-脱氯剂-脱硫剂串联方法，从而使所加工的石脑油达到既脱氯又脱硫的目的。该工艺实施以来，运行稳定，脱氯效果良好。

8.The dechlorination process by air purge and vacuum in ionic membrane caustic soda units were introduced.

介绍了离子膜烧碱装置中空气吹除脱氯和真空脱氯工艺。

9.The capabilities of Fe0, Ni-Fe bimetal and Cu-Fe bimetal for reductive dechlorination of tetrachloroethylene(PCE)were studied.

研究了零价铁、镍-铁和铜-铁双金属对四氯乙烯（PCE）的还原性脱氯性能。

10.In wastewater treatment, dechlorination helps to remove harmful chlorine compounds.

在废水处理过程中，去氯化有助于去除有害的氯化合物。

11.The dechlorination of swimming pool water is necessary to prevent skin irritation.

游泳池水的去氯化是必要的，以防止皮肤刺激。

12.Research shows that dechlorination can improve the taste of bottled water.

研究表明，去氯化可以改善瓶装水的味道。

13.The process of dechlorination is essential for making drinking water safe.

进行去氯化过程对使饮用水安全至关重要。

14.Many aquarists use dechlorination agents to prepare tap water for their fish tanks.

许多水族爱好者使用去氯化剂来准备自来水，以供鱼缸使用。

作文

Water is essential for life, and ensuring its quality is crucial for the health of both humans and the environment. One critical process in water treatment is dechlorination, which refers to the removal of chlorine from water. Chlorine is commonly used as a disinfectant in municipal water supplies because it effectively kills bacteria and other pathogens. However, while chlorine plays a vital role in making water safe to drink, its presence can also lead to undesirable effects. For instance, chlorine can react with organic materials in the water, forming harmful byproducts known as trihalomethanes (THMs), which are linked to various health risks. Therefore, the process of dechlorination becomes necessary to ensure that the water not only meets safety standards but is also pleasant to consume.There are several methods of dechlorination that are commonly employed in water treatment facilities. One of the most straightforward methods is the use of chemical agents such as sodium bisulfite or activated carbon. These substances can effectively neutralize chlorine, rendering it harmless. Additionally, natural processes such as allowing water to stand in open containers can also facilitate dechlorination, as chlorine will naturally dissipate into the air over time. This method, however, may not be practical for large-scale operations or in situations where immediate water use is required.Another important aspect of dechlorination is its role in protecting aquatic ecosystems. When chlorinated water is released into rivers and lakes, it can have devastating effects on fish and other aquatic organisms. Chlorine is toxic to many forms of life, and its presence can disrupt the delicate balance of aquatic ecosystems. By implementing effective dechlorination processes, we can help safeguard these environments and promote biodiversity.Moreover, dechlorination is not only relevant to drinking water but also to wastewater treatment. In many industrial processes, chlorine is used to disinfect wastewater before it is discharged into the environment. However, similar to drinking water, the presence of chlorine in treated wastewater can be harmful to aquatic life. Therefore, proper dechlorination techniques must be applied to ensure that the effluent released into natural water bodies is safe.In conclusion, dechlorination is a crucial step in water treatment that ensures the safety and quality of water for human consumption and environmental health. As we continue to face challenges related to water quality and availability, it is imperative that we invest in effective dechlorination technologies and practices. By doing so, we not only protect public health but also preserve our precious ecosystems for future generations. Understanding and implementing dechlorination is essential for creating a sustainable future where clean water is accessible to all.

水是生命的基础，确保水质对人类和环境的健康至关重要。在水处理过程中，一个关键的过程是去氯化，它指的是从水中去除氯。氯通常作为市政供水中的消毒剂，因为它能有效杀灭细菌和其他病原体。然而，尽管氯在使水安全饮用方面发挥着重要作用，但其存在也可能导致不良影响。例如，氯可以与水中的有机物质反应，形成有害的副产品，称为三卤甲烷（THMs），与各种健康风险相关。因此，去氯化过程变得必要，以确保水不仅符合安全标准，而且也令人愉悦。常用的几种去氯化方法在水处理设施中被广泛采用。其中一种最简单的方法是使用化学试剂，如亚硫酸钠或活性炭。这些物质可以有效中和氯，使其无害。此外，自然过程，如让水在开放容器中静置，也可以促进去氯化，因为氯会随着时间的推移自然挥发到空气中。然而，这种方法对于大规模操作或需要立即使用水的情况可能不太实用。去氯化的另一个重要方面是其在保护水生生态系统中的作用。当氯化水被释放到河流和湖泊时，它可能对鱼类和其他水生生物造成破坏性影响。氯对许多生命形式是有毒的，其存在可能破坏水生生态系统的微妙平衡。通过实施有效的去氯化过程，我们可以帮助保护这些环境并促进生物多样性。此外，去氯化不仅与饮用水有关，还与废水处理密切相关。在许多工业过程中，氯用于消毒废水，然后将其排放到环境中。然而，与饮用水类似，处理后的废水中氯的存在可能对水生生命造成危害。因此，必须应用适当的去氯化技术，以确保排放到自然水体的废水是安全的。总之，去氯化是水处理中的一个关键步骤，确保水的安全和质量，以供人类消费和环境健康。随着我们继续面临与水质和可用性相关的挑战，投资于有效的去氯化技术和实践变得至关重要。通过这样做，我们不仅保护公共健康，还为后代保护我们宝贵的生态系统。理解和实施去氯化对于创造一个清洁水资源对所有人都可及的可持续未来至关重要。