sedimentation

简明释义

英[ˌsedɪmenˈteɪʃn]美[ˌsedɪmenˈteɪʃn]

n. 沉积（作用）

英英释义

单词用法

同义词

反义词

例句

1.Unfortunately, such estimates did not adequately account for past differences in rates of sedimentation or losses to the total section of strata during episodes of erosion.

不幸的是，这种估测没有充分考虑到过去在侵蚀期间沉积速率或地层总剖面损失的差异。

2.The commission has succeeded in reducing flooding and sedimentation.

委员会已经成功减轻了洪水和泥沙淤积的状况。

3.Analysis of Effect of Sludge Recirculation on Setting Efficiency in Horizontal Sedimentation Tank.

污泥回流对平流式沉淀池去除率的影响分析。

4.Laboratory tests might include: full blood count, liver enzymes, renal function and erythrocyte sedimentation rate.

实验诊断包括：全血记数、肝酶测试、肾脏功能测试和血沉检查。

5.Methods The erythrocyte sedimentation rate was detected in 45 cases of chronic severe hepatitis and 40 normal people as control.

对45例慢性重型肝炎患者进行红细胞沉降率的检测，并与40例健康对照组进行比较。

6.Next up is the primary sedimentation tank, where sludge settles to the bottom and lighter liquids like grease, oil and soap rise to the top.

下一步就是一级沉淀池，污泥沉淀到底部，轻质液体例如油脂、油和皂类浮到上面。

7.The process of sedimentation is crucial for the formation of sedimentary rocks.

沉积过程对沉积岩的形成至关重要。

8.In water treatment, sedimentation helps remove solids from wastewater.

在水处理过程中，沉淀有助于去除废水中的固体物质。

9.Geologists study sedimentation patterns to understand past environmental conditions.

地质学家研究沉积模式以了解过去的环境条件。

10.The sedimentation rate can indicate the health of an aquatic ecosystem.

沉积速率可以指示水生生态系统的健康状况。

11.During sedimentation, particles settle at the bottom of a container.

在沉淀过程中，颗粒会沉降到容器的底部。

作文

Sedimentation is a fundamental process that occurs in various natural and artificial environments. It refers to the process by which particles settle out of a fluid, such as water or air, and accumulate at the bottom of a container or a body of water. This phenomenon plays a crucial role in shaping landscapes, maintaining ecosystems, and even influencing human activities. Understanding sedimentation (沉积作用) can help us appreciate the intricate balance of nature and the importance of preserving our environment. In rivers and lakes, sedimentation (沉积作用) is a natural occurrence that contributes to the formation of deltas and riverbanks. As water flows, it carries various sediments, including sand, silt, and clay. When the flow slows down, these particles begin to settle, creating layers of sediment over time. This process not only alters the physical landscape but also provides habitats for numerous aquatic organisms. Fish, amphibians, and plants rely on these sedimentary environments for breeding and feeding. Moreover, sedimentation (沉积作用) is essential in the context of water quality and pollution control. In many cases, sediments can trap pollutants and nutrients, preventing them from dispersing throughout the water column. For instance, in wetlands, the accumulation of sediments helps filter out harmful substances, thereby improving water quality. Understanding how sedimentation (沉积作用) works allows scientists and environmentalists to develop strategies for managing and restoring aquatic ecosystems. However, human activities have significantly impacted the natural sedimentation (沉积作用) processes. Urbanization, deforestation, and agricultural practices can increase the amount of sediment entering waterways. This excess sediment can lead to problems such as habitat destruction, reduced water clarity, and increased flooding risk. Therefore, it is crucial to implement sustainable land-use practices that minimize erosion and promote healthy sedimentation (沉积作用) processes. In addition to natural environments, sedimentation (沉积作用) is also relevant in industrial applications. For example, in wastewater treatment facilities, the removal of solids from water relies heavily on sedimentation (沉积作用). By allowing solids to settle at the bottom of a tank, clean water can be extracted from the top. This process is vital for ensuring that treated water meets environmental standards before being released back into natural bodies of water. In conclusion, sedimentation (沉积作用) is an essential process that affects both natural ecosystems and human activities. From shaping landscapes to improving water quality, the significance of sedimentation (沉积作用) cannot be overstated. As we continue to face environmental challenges, understanding and managing sedimentation (沉积作用) will be crucial for promoting sustainability and protecting our planet's resources. It is our responsibility to learn about this process and advocate for practices that support healthy sedimentation dynamics in our world.

沉积作用是一个在各种自然和人工环境中发生的基本过程。它指的是颗粒在液体（如水或空气）中沉降并聚集在容器或水体底部的过程。这种现象在塑造地貌、维持生态系统，甚至影响人类活动方面发挥着至关重要的作用。理解沉积作用可以帮助我们欣赏自然的微妙平衡以及保护环境的重要性。 在河流和湖泊中，沉积作用是一种自然现象，有助于三角洲和河岸的形成。当水流动时，它携带着各种沉积物，包括沙子、淤泥和粘土。当流速减缓时，这些颗粒开始沉降，随着时间的推移在底部形成沉积层。这一过程不仅改变了物理地貌，还为众多水生生物提供栖息地。鱼类、两栖动物和植物依赖这些沉积环境进行繁殖和觅食。 此外，沉积作用在水质和污染控制中也至关重要。在许多情况下，沉积物可以捕获污染物和养分，防止它们在水柱中扩散。例如，在湿地中，沉积物的积累有助于过滤有害物质，从而改善水质。理解沉积作用的工作原理使科学家和环保人士能够制定管理和恢复水生生态系统的策略。 然而，人类活动对自然沉积作用过程产生了重大影响。城市化、森林砍伐和农业实践可能会增加进入水道的沉积物数量。这种过量沉积物可能导致栖息地破坏、水体清澈度降低和洪水风险增加。因此，实施可持续的土地利用实践以最小化侵蚀并促进健康的沉积作用是至关重要的。 除了自然环境，沉积作用在工业应用中同样相关。例如，在废水处理厂，水中固体的去除在很大程度上依赖于沉积作用。通过让固体在一个罐底部沉降，可以从顶部提取干净的水。这个过程对于确保处理后的水在释放回自然水体之前符合环境标准至关重要。 总之，沉积作用是一个影响自然生态系统和人类活动的重要过程。从塑造地貌到改善水质，沉积作用的重要性不容忽视。随着我们继续面临环境挑战，理解和管理沉积作用将对促进可持续发展和保护我们星球的资源至关重要。了解这一过程并倡导支持我们世界中健康沉积动态的做法是我们的责任。