mean low water

简明释义

平均低潮

英英释义

例句

1.Boaters should always check the mean low water mark to avoid grounding.

船员应始终检查平均低潮水位标记，以避免搁浅。

2.The harbor's depth is measured at mean low water, which is the average level of the lowest tide.

港口的深度是在平均低潮水位时测量的，即最低潮的平均水平。

3.Fishing regulations often specify the distance from the shore based on mean low water.

渔业法规通常根据平均低潮水位规定离岸的距离。

4.The construction of the pier was based on the mean low water elevation.

码头的建设是基于平均低潮水位的高度。

5.Navigational charts indicate depths relative to mean low water.

航海图显示的深度是相对于平均低潮水位的。

作文

The concept of mean low water is crucial in understanding tidal measurements and coastal navigation. In simple terms, mean low water refers to the average level of the lowest tide recorded over a specific period, typically a lunar month. This measurement is vital for various maritime activities, including shipping, fishing, and recreational boating. Understanding mean low water helps navigators avoid shallow areas that could pose risks to vessels, especially during low tides.In coastal engineering, mean low water serves as a reference point for constructing piers, docks, and other marine structures. Engineers need to know this datum to ensure that their designs can withstand the forces of nature while remaining functional throughout varying tidal conditions. For instance, if a dock is built too close to the mean low water mark, it might become unusable during low tide, leaving boats stranded.Moreover, mean low water plays an essential role in environmental studies. Researchers often use this datum to monitor changes in coastal ecosystems and assess the impact of sea-level rise. By comparing current data with historical records, scientists can identify trends and make predictions about future changes in the shoreline. This information is critical for conservation efforts and developing strategies to protect vulnerable habitats.In addition to its practical applications, mean low water also has implications for legal matters concerning maritime boundaries and property rights. Many jurisdictions define ownership of coastal land based on the position of the mean low water line. This definition can lead to disputes between property owners and government authorities regarding land use and development.Furthermore, understanding mean low water is essential for recreational activities such as surfing, kayaking, and beachcombing. Enthusiasts often check tidal charts to plan their outings effectively. Knowing the timing of low tides can enhance the safety and enjoyment of these activities, allowing individuals to explore tide pools or surf at optimal times.In conclusion, the term mean low water encompasses much more than just a simple measurement of tide levels. It is a fundamental concept that impacts various aspects of maritime activities, coastal engineering, environmental science, and even legal frameworks. As our understanding of coastal dynamics evolves, so too does the importance of accurately measuring and interpreting mean low water. Whether one is a sailor, engineer, scientist, or beachgoer, grasping the significance of mean low water is essential for navigating the complexities of our coastal environments.

“平均低潮”这一概念在理解潮汐测量和沿海导航中至关重要。简单来说，mean low water是指在特定时期内（通常是一个月的时间）记录的最低潮位的平均水平。这一测量对于各种海事活动，包括航运、捕鱼和休闲划船等至关重要。理解mean low water有助于导航员避免浅水区，这些地方在低潮时可能对船只构成风险。在沿海工程中，mean low water作为建造码头、码头和其他海洋结构的参考点。工程师需要了解这个基准，以确保他们的设计能够承受自然力量，同时在不同潮汐条件下保持功能。例如，如果码头建得离mean low water线太近，它可能在低潮时变得无法使用，使船只搁浅。此外，mean low water在环境研究中也发挥着重要作用。研究人员经常使用这一基准来监测沿海生态系统的变化，并评估海平面上升的影响。通过将当前数据与历史记录进行比较，科学家可以识别趋势并预测未来海岸线的变化。这些信息对于保护脆弱栖息地的保护工作和制定战略至关重要。除了实际应用外，理解mean low water在涉及海事边界和财产权的法律事务中也有其意义。许多司法管辖区根据mean low water线的位置来定义沿海土地的所有权。这一定义可能导致物业所有者与政府当局之间就土地使用和开发问题发生争议。此外，理解mean low water对于冲浪、皮划艇和海滩捡拾等休闲活动至关重要。爱好者通常会查看潮汐图，以有效规划他们的出行。了解低潮的时间可以增强这些活动的安全性和乐趣，使个人能够在最佳时机探索潮池或冲浪。总之，mean low water这一术语不仅仅是潮位水平的简单测量。它是一个基本概念，影响着海事活动、沿海工程、环境科学甚至法律框架的各个方面。随着我们对沿海动态的理解不断发展，准确测量和解释mean low water的重要性也随之增加。无论是水手、工程师、科学家还是海滩游客，掌握mean low water的意义对于驾驭我们沿海环境的复杂性至关重要。