dissolved oxygen

简明释义

液态氧

英英释义

例句

1.Monitoring dissolved oxygen is crucial in wastewater treatment to ensure that the process is effective.

在废水处理过程中监测溶解氧是确保过程有效的关键。

2.The dissolved oxygen level in the river dropped significantly after the industrial discharge.

工业排放后，河流中的溶解氧水平显著下降。

3.The health of the aquatic ecosystem is often measured by the levels of dissolved oxygen, which is essential for fish survival.

水生生态系统的健康通常通过溶解氧的水平来衡量，这对鱼类的生存至关重要。

4.High temperatures can reduce the amount of dissolved oxygen in water, affecting aquatic life.

高温会减少水中的溶解氧量，影响水生生物。

5.Aquarium owners must regularly check the dissolved oxygen levels to ensure their fish are healthy.

水族馆的主人必须定期检查溶解氧水平，以确保他们的鱼健康。

作文

Dissolved oxygen is a critical component of aquatic ecosystems, playing a vital role in the survival of fish and other aquatic organisms. It refers to the amount of oxygen that is present in water, which is essential for the respiration of aquatic life. In healthy aquatic environments, the levels of dissolved oxygen (溶解氧) are sufficient to support various forms of life. However, factors such as pollution, temperature changes, and excessive nutrient runoff can significantly impact these levels.The importance of dissolved oxygen (溶解氧) cannot be overstated. Fish, invertebrates, and microorganisms rely on it to breathe. When the concentration of dissolved oxygen (溶解氧) falls below a certain threshold, it can lead to hypoxia, a condition where aquatic life struggles to survive. This can result in fish kills and a decline in biodiversity, disrupting the balance of the ecosystem.Moreover, dissolved oxygen (溶解氧) levels are influenced by various environmental factors. For instance, warmer water holds less oxygen than cooler water. Therefore, during hot summer months, lakes and rivers often experience lower dissolved oxygen (溶解氧) levels. Additionally, organic matter decomposition consumes oxygen, further reducing its availability for aquatic organisms.Monitoring dissolved oxygen (溶解氧) levels is crucial for maintaining healthy aquatic habitats. Environmental agencies regularly test water bodies to ensure that the dissolved oxygen (溶解氧) concentrations remain within safe limits. These measurements help in assessing the overall health of the water body and determining the need for intervention if levels become critically low.In addition to being vital for aquatic life, dissolved oxygen (溶解氧) also plays a significant role in water quality management. High levels of dissolved oxygen (溶解氧) are often indicators of good water quality, whereas low levels can signal problems such as pollution or eutrophication. Eutrophication occurs when excess nutrients, often from agricultural runoff, enter water bodies, leading to algal blooms that consume oxygen as they decompose.Efforts to improve dissolved oxygen (溶解氧) levels often involve reducing nutrient inputs into water systems, restoring wetlands, and implementing better waste management practices. Public awareness campaigns can also educate communities about the importance of protecting water quality to sustain dissolved oxygen (溶解氧) levels.In conclusion, dissolved oxygen (溶解氧) is an essential element for the health of aquatic ecosystems. Understanding its significance and the factors affecting its levels is crucial for conservation efforts. By taking proactive measures to protect water quality, we can ensure that dissolved oxygen (溶解氧) remains at optimal levels, supporting the diverse life forms that inhabit our water bodies.

溶解氧是水生生态系统的重要组成部分，在鱼类和其他水生生物的生存中发挥着至关重要的作用。它指的是水中存在的氧气量，这对水生生物的呼吸至关重要。在健康的水生环境中，dissolved oxygen（溶解氧）的水平足以支持各种生命形式。然而，污染、温度变化和过量营养物质径流等因素会显著影响这些水平。dissolved oxygen（溶解氧）的重要性不容小觑。鱼类、无脊椎动物和微生物依赖它进行呼吸。当dissolved oxygen（溶解氧）的浓度降到某个阈值以下时，会导致缺氧，这种情况使水生生物难以生存。这可能导致鱼类死亡和生物多样性的下降，破坏生态系统的平衡。此外，dissolved oxygen（溶解氧）水平受到各种环境因素的影响。例如，温暖的水比冷水含有更少的氧气。因此，在炎热的夏季，湖泊和河流经常经历较低的dissolved oxygen（溶解氧）水平。此外，腐烂有机物的分解消耗氧气，进一步减少了水生生物可用的氧气。监测dissolved oxygen（溶解氧）水平对于维护健康的水生栖息地至关重要。环境机构定期测试水体，以确保dissolved oxygen（溶解氧）浓度保持在安全范围内。这些测量有助于评估水体的整体健康状况，并确定在水平变得危急时是否需要采取干预措施。除了对水生生命至关重要外，dissolved oxygen（溶解氧）在水质管理中也发挥着重要作用。高水平的dissolved oxygen（溶解氧）通常是良好水质的指标，而低水平则可能表明问题，例如污染或富营养化。富营养化发生在过量营养物质（通常来自农业径流）进入水体时，导致藻类繁殖，在其分解过程中消耗氧气。改善dissolved oxygen（溶解氧）水平的努力通常涉及减少营养物质输入水系统、恢复湿地和实施更好的废物管理实践。公众意识运动还可以教育社区保护水质以维持dissolved oxygen（溶解氧）水平的重要性。总之，dissolved oxygen（溶解氧）是水生生态系统健康的基本元素。了解其重要性及影响其水平的因素对于保护工作至关重要。通过采取积极措施保护水质，我们可以确保dissolved oxygen（溶解氧）保持在最佳水平，支持栖息在我们水体中的多样生命形式。