bottom sampler

简明释义

底质采样器

英英释义

例句

1.The research team analyzed samples gathered by the bottom sampler for pollutants.

研究小组分析了由底部取样器收集的样本中的污染物。

2.The bottom sampler helped us identify various species living in the ocean floor.

这个底部取样器帮助我们识别了生活在海底的各种物种。

3.Using a bottom sampler is essential for understanding marine ecosystems.

使用底部取样器对于理解海洋生态系统至关重要。

4.We need to deploy a bottom sampler to assess the quality of the soil in this area.

我们需要部署一个底部取样器来评估该地区土壤的质量。

5.The geologist used a bottom sampler to collect sediment from the lakebed.

地质学家使用底部取样器从湖底收集沉积物。

作文

In the field of environmental science, researchers often need to collect samples from various depths in bodies of water to analyze the quality and composition of sediments. One of the essential tools used for this purpose is the bottom sampler, which is specifically designed to gather sediment from the bottom of lakes, rivers, and oceans. The bottom sampler provides a means to obtain undisturbed samples that can offer valuable insights into the ecological health of aquatic environments.The operation of a bottom sampler typically involves lowering the device into the water using a winch or a similar mechanism. Once it reaches the desired depth, the sampler is triggered to collect sediment. This process is crucial because the sediment at the bottom of a water body can reveal a lot about the historical and current environmental conditions. For instance, layers of sediment can contain pollutants, organic matter, and even fossils, which help scientists understand changes in the ecosystem over time.Different types of bottom samplers exist, each designed for specific sampling needs. Some are simple devices that scoop up sediment, while others are more complex and can retrieve samples with minimal disturbance. The choice of sampler depends on the type of research being conducted and the characteristics of the sediment being studied. For example, a grab sampler might be used for soft sediments, while a core sampler is better suited for harder, layered sediments.The importance of using a bottom sampler cannot be overstated, as it plays a critical role in environmental monitoring and assessment. By analyzing sediment samples, scientists can track pollution levels, study sediment transport, and evaluate the impact of human activities on aquatic ecosystems. Furthermore, these samples can provide baseline data necessary for future environmental restoration projects.In addition to their scientific applications, bottom samplers also have implications for industries such as fisheries and tourism. Understanding the sediment composition can influence fish populations and habitats, thereby affecting local economies that rely on fishing and recreational activities. Moreover, clean and healthy sediment environments are vital for maintaining biodiversity, which is essential for the overall health of our planet.In conclusion, the bottom sampler is a fundamental tool in environmental science that allows researchers to gather essential data about sediment quality and aquatic ecosystems. Its ability to collect undisturbed samples makes it invaluable for understanding environmental changes and guiding conservation efforts. As we continue to face challenges related to pollution and climate change, tools like the bottom sampler will remain crucial for monitoring and preserving our natural resources for future generations.

在环境科学领域，研究人员常常需要从水体的不同深度收集样本，以分析沉积物的质量和成分。为了实现这一目的，底部取样器是一个必不可少的工具，它专门设计用于从湖泊、河流和海洋的底部收集沉积物。底部取样器提供了一种获取未扰动样本的方法，这些样本可以为水生环境的生态健康提供有价值的见解。底部取样器的操作通常涉及使用卷扬机或类似机制将设备降低到水中。一旦达到所需深度，取样器就会被触发以收集沉积物。这个过程至关重要，因为水体底部的沉积物可以揭示许多关于历史和当前环境条件的信息。例如，沉积物层可能包含污染物、有机物，甚至化石，这帮助科学家了解生态系统随时间的变化。存在不同类型的底部取样器，每种设备都设计用于特定的取样需求。有些是简单的设备，可以铲起沉积物，而另一些则更复杂，可以在最小干扰下提取样本。选择取样器取决于正在进行的研究类型和待研究沉积物的特性。例如，抓斗取样器可能用于软沉积物，而柱状取样器更适合硬质、分层沉积物。使用底部取样器的重要性不容小觑，因为它在环境监测和评估中发挥着关键作用。通过分析沉积物样本，科学家可以跟踪污染水平、研究沉积物运输，并评估人类活动对水生生态系统的影响。此外，这些样本可以提供未来环境恢复项目所需的基线数据。除了科学应用，底部取样器对渔业和旅游等行业也有影响。了解沉积物成分可以影响鱼类种群和栖息地，从而影响依赖捕鱼和休闲活动的地方经济。此外，干净健康的沉积环境对于维持生物多样性至关重要，而生物多样性对我们星球的整体健康是必不可少的。总之，底部取样器是环境科学中的基本工具，使研究人员能够收集有关沉积物质量和水生生态系统的重要数据。它收集未扰动样本的能力使其在理解环境变化和指导保护工作中不可或缺。随着我们继续面临与污染和气候变化相关的挑战，像底部取样器这样的工具将继续在监测和保护我们的自然资源方面发挥关键作用，以便为未来的世代服务。