mean tidal level

简明释义

平均潮面

英英释义

例句

1.The construction of the new pier was based on the local mean tidal level.

新码头的建设是基于当地的平均潮位。

2.The mean tidal level is crucial for predicting flood risks in coastal cities.

在沿海城市，平均潮位对预测洪水风险至关重要。

3.Marine navigation charts indicate the mean tidal level for safe passage.

海洋导航图标明了安全通行的平均潮位。

4.To ensure safety, the boat's docking area must be above the mean tidal level.

为了确保安全，船只的停靠区必须高于平均潮位。

5.Environmental studies often use mean tidal level as a reference point for coastal erosion.

环境研究通常将平均潮位作为海岸侵蚀的参考点。

作文

Understanding the concept of mean tidal level is crucial for anyone interested in marine science, coastal engineering, or environmental studies. The mean tidal level is essentially the average height of the tide over a specific period, usually calculated over a lunar month, which is approximately 29.53 days. This measurement provides a baseline from which various tidal phenomena can be analyzed. For instance, knowing the mean tidal level helps in predicting high and low tides, which is essential for navigation, fishing, and coastal management.Tides are primarily caused by the gravitational pull of the moon and the sun on the Earth’s oceans. As the Earth rotates, different areas experience varying levels of tidal heights. The mean tidal level serves as a reference point, allowing scientists and engineers to understand how much the water level will rise and fall during different times of the day and month. It also plays a significant role in determining the health of marine ecosystems. Many species rely on specific tidal conditions for breeding and feeding.In coastal engineering, the mean tidal level is vital for designing structures such as piers, seawalls, and marinas. Engineers must consider this average level to ensure that these structures remain functional and safe during extreme tidal events. If a structure is built too close to the mean tidal level, it may be at risk of flooding during storm surges or exceptionally high tides. Conversely, if it is built too high, it may not be usable during low tides, which can hinder access for boats and other marine activities.Additionally, the mean tidal level is important for climate change studies. Rising sea levels due to global warming have significant implications for coastal communities. By monitoring changes in the mean tidal level, researchers can assess the impact of climate change on coastal erosion, habitat loss, and the frequency of flooding events. Communities can then use this information to develop strategies for adaptation and resilience.Furthermore, the mean tidal level is used in navigation charts to help sailors and fishermen plan their trips. Knowing the average tidal height allows them to determine the best times for entering or leaving harbors, ensuring they avoid grounding their vessels on shallow waters. Accurate tidal predictions based on the mean tidal level can make the difference between a successful trip and a costly mistake.In conclusion, the mean tidal level is a fundamental concept that impacts various fields, from marine biology to engineering and environmental science. Its importance cannot be overstated, as it provides a critical reference point for understanding tidal dynamics and their effects on human activities and natural ecosystems. As we continue to study and monitor our oceans and coastlines, the mean tidal level will remain an essential element in our efforts to manage and protect these vital resources effectively.

理解平均潮位的概念对于任何对海洋科学、沿海工程或环境研究感兴趣的人来说都是至关重要的。平均潮位本质上是指在特定时间段内（通常是一个月球周期，约29.53天）潮水的平均高度。这个测量值提供了一个基准，从中可以分析各种潮汐现象。例如，了解平均潮位有助于预测高潮和低潮，这对航行、捕鱼和沿海管理至关重要。潮汐主要是由月球和太阳对地球海洋的引力造成的。随着地球的旋转，不同地区经历不同程度的潮水高度。平均潮位作为一个参考点，使科学家和工程师能够理解在一天和一个月的不同时间，水位将上升和下降多少。它在确定海洋生态系统的健康状况方面也发挥着重要作用。许多物种依赖特定的潮汐条件进行繁殖和觅食。在沿海工程中，平均潮位对于设计码头、海堤和码头等结构至关重要。工程师必须考虑这一平均水平，以确保这些结构在极端潮汐事件中保持功能和安全。如果结构建得离平均潮位太近，它可能在风暴潮或异常高潮期间面临洪水风险。相反，如果建得太高，在低潮时可能无法使用，这会妨碍船只和其他海洋活动的通行。此外，平均潮位对于气候变化研究也很重要。由于全球变暖导致海平面上升，对沿海社区产生重大影响。通过监测平均潮位的变化，研究人员可以评估气候变化对沿海侵蚀、栖息地丧失和洪水事件频率的影响。社区可以利用这些信息制定适应和恢复的策略。此外，平均潮位还用于航海图，帮助水手和渔民规划他们的旅行。知道平均潮水高度使他们能够确定进入或离开港口的最佳时间，确保避免在浅水区搁浅。基于平均潮位的准确潮汐预测可以在成功的旅行和代价高昂的错误之间产生差异。总之，平均潮位是一个基本概念，影响着多个领域，从海洋生物学到工程和环境科学。其重要性不容小觑，因为它为理解潮汐动态及其对人类活动和自然生态系统的影响提供了关键参考点。随着我们继续研究和监测我们的海洋和海岸线，平均潮位将始终是我们有效管理和保护这些重要资源的努力中的一个基本元素。