leachate

简明释义

英[ˈliːtʃeɪt]美[ˈliːtʃeɪt]

n. 沥滤物，沥滤液

英英释义

单词用法

同义词

反义词

例句

1.According to scientists at environment Canada, BPA is entering the environment through washing residues, waste water, and leachate from landfills.

加拿大环境部的科学家表示，双酚a正通过洗涤残留物、废水和来自垃圾场的渗液进入环境。

2.The simulated leaching tests showed no significant effects of different chelates on the content of mercury in leachate and the residual soil.

模拟试验表明，不同螯合剂只是对淋洗速度产生影响，而对滤液汞、土壤残留汞的影响不明显。

3.The influence of leachate on the settlement of Municipal Solid Wastes (MSW) is studied according to the laboratory test designed by author.

依据作者设计的试验，研究了淋滤液在淋滤过程中对城市生活固体废弃物(MSW)沉降变形的影响。

4.The source and character of garbage leachate, its current treatment technology research and discharge standards of leachate were discussed in the article.

论述了垃圾沥滤液的来源和性质，介绍了垃圾沥滤液的现有处理技术的研究情况，并对沥滤液的排放标准进行了探讨。

5.Electrolytic oxidation can remarkably improve the biochemical character of late leachate under the condition of aeration.

在曝气条件下电解氧化可显著改善晚期垃圾渗滤液的可生化性。

6.Permeability of clay-solidified grouting curtain to leachate.

粘土固化注浆帷幕对渗滤液的抗渗性能。

7.The landfill was leaking leachate, which contaminated the nearby water supply.

垃圾填埋场泄漏了渗滤液，污染了附近的水源。

8.Proper management of leachate is crucial for environmental protection.

妥善管理渗滤液对环境保护至关重要。

9.Scientists are studying the composition of leachate to understand its impact on ecosystems.

科学家们正在研究渗滤液的成分，以了解其对生态系统的影响。

10.Regulations require that leachate be monitored regularly to prevent pollution.

法规要求定期监测渗滤液以防止污染。

11.The treatment plant is designed to handle large volumes of leachate from the waste site.

该处理厂旨在处理来自废物场的大量渗滤液。

作文

The management of waste is a crucial aspect of environmental protection. One of the significant concerns in waste management is the production of leachate, which is the liquid that drains or 'leaches' from a landfill. This liquid can contain a variety of harmful substances, including heavy metals, organic compounds, and other pollutants that pose risks to both human health and the environment. Understanding leachate and its implications is essential for effective waste management strategies.When waste is placed in a landfill, it undergoes decomposition, a process that generates moisture. Rainwater and other sources of water can percolate through the waste, dissolving various contaminants and forming leachate. The composition of leachate varies depending on the type of waste present in the landfill. For instance, municipal solid waste may produce different leachate characteristics compared to industrial waste or hazardous waste.One of the primary challenges with leachate is its potential to contaminate groundwater. If not properly managed, leachate can seep into the soil and reach aquifers, which are crucial sources of drinking water. This contamination can lead to serious health issues for communities relying on these water sources. Therefore, it is imperative for landfill operators to implement effective leachate management systems.There are several methods to treat and manage leachate. One common approach is the use of leachate treatment plants, where leachate is collected and treated to remove harmful substances before being discharged into the environment. Treatment processes may include biological treatment, chemical precipitation, and membrane filtration. Each method has its advantages and challenges, and often a combination of techniques is used to ensure the leachate is adequately treated.In addition to treatment, preventing the formation of leachate is also critical. This can be achieved through proper landfill design and operation. For example, using liners to isolate waste from the surrounding environment can help minimize leachate generation. Furthermore, implementing effective cover systems can reduce the amount of water entering the landfill, thus decreasing the volume of leachate produced.Public awareness and education about leachate and its impacts are also vital. Communities should be informed about the importance of responsible waste disposal and the potential consequences of improper waste management. By understanding the risks associated with leachate, individuals can contribute to better waste management practices, such as recycling and reducing waste generation.In conclusion, leachate is a critical issue in waste management that requires attention and action. Its potential to contaminate water sources and harm the environment makes it essential for landfill operators and policymakers to prioritize leachate management strategies. Through effective treatment, prevention, and public education, we can mitigate the risks associated with leachate and protect our environment for future generations.

废物管理是环境保护的一个关键方面。废物管理中的一个重要问题是产生渗滤液，即从垃圾填埋场排出或“渗出”的液体。这种液体可能含有多种有害物质，包括重金属、有机化合物和其他污染物，这些物质对人类健康和环境构成风险。理解渗滤液及其影响对于有效的废物管理策略至关重要。当废物被放置在垃圾填埋场时，它会经历分解过程，这一过程会产生水分。雨水和其他水源可以渗透通过废物，溶解各种污染物并形成渗滤液。渗滤液的成分因垃圾填埋场中存在的废物类型而异。例如，市政固体废物可能产生与工业废物或危险废物不同的渗滤液特征。渗滤液的主要挑战之一是其可能污染地下水。如果处理不当，渗滤液可能渗入土壤并到达含水层，而这些含水层是饮用水的重要来源。这种污染可能导致依赖这些水源的社区出现严重的健康问题。因此，垃圾填埋场运营者必须实施有效的渗滤液管理系统。处理和管理渗滤液的方法有几种。一种常见的方法是使用渗滤液处理厂，在这里收集并处理渗滤液以去除有害物质，然后再排放到环境中。处理过程可能包括生物处理、化学沉淀和膜过滤。每种方法都有其优点和挑战，通常会结合多种技术，以确保渗滤液得到充分处理。除了处理，防止渗滤液的形成也是至关重要的。这可以通过正确的垃圾填埋场设计和操作来实现。例如，使用衬垫将废物与周围环境隔离可以帮助最小化渗滤液的产生。此外，实施有效的覆盖系统可以减少进入垃圾填埋场的水量，从而降低产生的渗滤液的体积。公众对渗滤液及其影响的认识和教育也至关重要。社区应该了解负责任的废物处置的重要性以及不当废物管理的潜在后果。通过了解与渗滤液相关的风险，个人可以为更好的废物管理实践做出贡献，例如回收和减少废物产生。总之，渗滤液是废物管理中的一个关键问题，需要关注和行动。它对水源污染和环境危害的潜力使得垃圾填埋场运营者和政策制定者必须优先考虑渗滤液管理策略。通过有效的处理、预防和公众教育，我们可以减轻与渗滤液相关的风险，保护我们的环境，为未来的世代服务。