sewage treatment

简明释义

污水处理

英英释义

例句

1.The city has invested in advanced sewage treatment facilities to improve water quality.

该市投资了先进的污水处理设施以改善水质。

2.The new sewage treatment plant will serve over 100,000 residents.

新的污水处理厂将为超过10万居民服务。

3.Many industries are required to conduct sewage treatment before discharging wastewater.

许多行业在排放废水之前必须进行污水处理。

4.Proper sewage treatment is essential for preventing pollution in nearby rivers.

适当的污水处理对于防止附近河流污染至关重要。

5.Innovative technologies in sewage treatment can significantly reduce environmental impact.

创新的污水处理技术可以显著降低环境影响。

作文

Sewage treatment is a crucial process in modern society that involves the removal of contaminants from wastewater. This process not only helps to protect public health but also preserves the environment by ensuring that treated water can be safely returned to natural water bodies. The importance of sewage treatment (污水处理) cannot be overstated, as it plays a vital role in maintaining the balance of ecosystems and reducing pollution levels in rivers, lakes, and oceans.The primary goal of sewage treatment (污水处理) is to convert wastewater into an effluent that can be discharged into the environment without causing harm. This is achieved through a series of physical, chemical, and biological processes designed to remove solids, organic matter, and harmful pathogens from the water. The first step typically involves screening and sedimentation, where large solids are filtered out, followed by biological treatment methods, such as activated sludge or biofiltration, that break down organic materials.One of the most significant benefits of sewage treatment (污水处理) is its impact on public health. Untreated sewage can lead to the spread of waterborne diseases, which pose serious health risks to communities. By effectively treating wastewater, we can significantly reduce the incidence of diseases such as cholera, dysentery, and typhoid fever. Moreover, sewage treatment (污水处理) facilities often include disinfection processes, such as chlorination or ultraviolet light treatment, further ensuring that harmful microorganisms are eliminated before the water is released back into the environment.In addition to protecting human health, sewage treatment (污水处理) also contributes to environmental sustainability. Many treatment plants now employ advanced technologies that allow for the recovery of resources from wastewater. For instance, biogas produced during the treatment process can be harnessed as a renewable energy source, while nutrients like nitrogen and phosphorus can be extracted and reused as fertilizers. This not only reduces waste but also promotes a circular economy, where resources are continuously recycled and reused.However, the challenges associated with sewage treatment (污水处理) should not be overlooked. Many developing countries struggle with inadequate infrastructure and limited financial resources, making it difficult to implement effective treatment systems. As a result, untreated sewage often ends up contaminating local water sources, exacerbating health and environmental issues. To address these challenges, international cooperation and investment in sustainable technologies are essential.In conclusion, sewage treatment (污水处理) is an indispensable part of modern sanitation practices that safeguards public health and protects the environment. As urban populations continue to grow, the demand for efficient and effective sewage treatment (污水处理) systems will only increase. It is imperative that we prioritize investments in this area to ensure a healthier future for all, while also promoting sustainable practices that benefit our planet. By recognizing the importance of sewage treatment (污水处理), we can work towards a cleaner, safer, and more sustainable world.

污水处理是现代社会中至关重要的一个过程，涉及从废水中去除污染物。这个过程不仅有助于保护公众健康，还通过确保处理后的水可以安全地排放到自然水体中来保护环境。污水处理的重要性不容小觑，因为它在维持生态系统平衡和减少河流、湖泊和海洋中的污染水平方面发挥着至关重要的作用。污水处理的主要目标是将废水转化为可以安全排放到环境中的出水。这是通过一系列物理、化学和生物过程来实现的，这些过程旨在去除水中的固体、有机物和有害病原体。第一步通常涉及筛分和沉淀，过滤掉大的固体，然后是生物处理方法，例如活性污泥或生物过滤，分解有机物质。污水处理的一个显著好处是对公共健康的影响。未经处理的污水可能导致水传播疾病的传播，这对社区构成严重健康风险。通过有效处理废水，我们可以显著降低霍乱、痢疾和伤寒等疾病的发生率。此外，污水处理设施通常包括消毒过程，例如氯化或紫外线处理，进一步确保在水释放回环境之前消除有害微生物。除了保护人类健康外，污水处理还促进了环境可持续性。许多处理厂现在采用先进技术，允许从废水中回收资源。例如，在处理过程中产生的沼气可以作为可再生能源利用，而氮和磷等营养物质可以提取并重新用作肥料。这不仅减少了废物，还促进了循环经济，在这种经济中，资源不断被回收和再利用。然而，与污水处理相关的挑战不容忽视。许多发展中国家面临基础设施不足和资金有限的问题，使得实施有效的处理系统变得困难。因此，未经处理的污水往往会污染当地水源，加剧健康和环境问题。为了解决这些挑战，国际合作和对可持续技术的投资至关重要。总之，污水处理是现代卫生实践中不可或缺的一部分，保障公众健康和保护环境。随着城市人口的不断增长，对高效和有效的污水处理系统的需求只会增加。我们必须优先考虑在这一领域的投资，以确保所有人的健康未来，同时促进有利于我们星球的可持续实践。通过认识到污水处理的重要性，我们可以朝着一个更清洁、更安全和更可持续的世界努力。