bottom survey

简明释义

水下部分检验

英英释义

例句

1.During the bottom survey, they discovered several new species of fish.

在底部调查期间，他们发现了几种新鱼类。

2.The team used advanced technology to perform a detailed bottom survey of the lake.

团队使用先进技术对湖泊进行了详细的底部调查。

3.The results of the bottom survey will help in the conservation efforts of the marine ecosystem.

这项底部调查的结果将有助于海洋生态系统的保护工作。

4.The marine biologist conducted a bottom survey to assess the health of the coral reefs.

海洋生物学家进行了底部调查以评估珊瑚礁的健康状况。

5.A bottom survey is crucial for understanding sediment composition.

进行底部调查对于了解沉积物成分至关重要。

作文

In the field of marine and environmental sciences, the term bottom survey is frequently used to describe a systematic assessment of the seabed or riverbed. This process involves collecting data about the physical, chemical, and biological characteristics of the bottom substrate in aquatic environments. Conducting a bottom survey is essential for various reasons, including habitat mapping, resource management, and environmental monitoring.Firstly, a bottom survey provides crucial information for habitat mapping. Understanding the type of substrate on the ocean floor, such as sand, mud, or rocky structures, is vital for identifying habitats that support different marine species. For instance, coral reefs thrive on hard substrates, while many fish species prefer sandy or muddy bottoms. By conducting a bottom survey, researchers can create detailed maps that showcase the distribution of these habitats, which is invaluable for conservation efforts and sustainable fishing practices.Secondly, bottom surveys play a significant role in resource management. Many valuable resources, such as oil, gas, and minerals, are found beneath the sea floor. To manage these resources effectively, it is essential to conduct thorough assessments of the seabed. A bottom survey can help identify potential sites for extraction while minimizing environmental impacts. Furthermore, understanding the geological features of the seabed can aid in predicting the behavior of underwater currents and sediment transport, which is crucial for both resource management and navigation safety.Additionally, bottom surveys are critical for environmental monitoring. Human activities, such as dredging, trawling, and pollution, can significantly impact the health of aquatic ecosystems. Regularly conducting bottom surveys allows scientists to monitor changes in the seabed over time, helping to assess the effects of these activities on marine life and habitats. For example, if a bottom survey reveals a decline in biodiversity in a particular area, it may prompt further investigation and potential regulatory action to protect the ecosystem.The methodology of a bottom survey typically involves the use of specialized equipment, such as underwater cameras, sonar systems, and sediment samplers. These tools enable researchers to gather accurate data about the composition and structure of the seabed. Moreover, advancements in technology, such as remotely operated vehicles (ROVs) and autonomous underwater vehicles (AUVs), have enhanced the efficiency and accuracy of bottom surveys, allowing scientists to explore previously inaccessible areas of the ocean.In conclusion, the concept of bottom survey encompasses a wide range of activities aimed at understanding the characteristics of the seabed in aquatic environments. From habitat mapping to resource management and environmental monitoring, bottom surveys are indispensable for ensuring the health and sustainability of our oceans and waterways. As we continue to face challenges related to climate change and human impact on marine ecosystems, the importance of conducting thorough and regular bottom surveys cannot be overstated. These assessments not only provide valuable data for scientific research but also inform policy decisions that ultimately shape the future of our aquatic environments.

在海洋和环境科学领域，术语底部调查常用于描述对海床或河床的系统评估。这个过程涉及收集有关水域底部基质的物理、化学和生物特征的数据。进行底部调查对于多种原因至关重要，包括栖息地绘图、资源管理和环境监测。首先，底部调查提供了栖息地绘图的重要信息。了解海底的基质类型，比如沙子、泥土或岩石结构，对于识别支持不同海洋物种的栖息地至关重要。例如，珊瑚礁在坚硬的基质上繁荣，而许多鱼类则更喜欢沙质或泥质底部。通过进行底部调查，研究人员可以创建详细的地图，展示这些栖息地的分布，这对于保护工作和可持续捕鱼实践极为宝贵。其次，底部调查在资源管理中发挥着重要作用。许多有价值的资源，如石油、天然气和矿物，位于海床之下。为了有效管理这些资源，进行全面的海床评估是必不可少的。底部调查可以帮助识别潜在的开采地点，同时最小化对环境的影响。此外，了解海床的地质特征可以帮助预测水下潮流和沉积物运输的行为，这对于资源管理和航行安全至关重要。此外，底部调查对于环境监测也是至关重要的。人类活动，如疏浚、拖网和污染，可能会对水生生态系统的健康产生重大影响。定期进行底部调查使科学家能够监测海床随时间的变化，从而帮助评估这些活动对海洋生物和栖息地的影响。例如，如果一项底部调查显示出某一地区生物多样性的下降，可能会促使进一步调查和潜在的监管行动，以保护生态系统。底部调查的方法通常涉及使用专门设备，如水下摄像机、声纳系统和沉积物取样器。这些工具使研究人员能够收集关于海床组成和结构的准确数据。此外，技术的进步，如遥控水下机器人（ROV）和自主水下机器人（AUV），提高了底部调查的效率和准确性，使科学家能够探索以前无法到达的海洋区域。总之，底部调查的概念涵盖了一系列旨在了解水域底部特征的活动。从栖息地绘图到资源管理和环境监测，底部调查对于确保我们海洋和水道的健康与可持续性不可或缺。随着我们继续面临与气候变化和人类对海洋生态系统影响相关的挑战，进行彻底和定期的底部调查的重要性不容小觑。这些评估不仅为科学研究提供了宝贵的数据，还为最终塑造我们水域未来的政策决策提供了信息。