hydrographic chart

简明释义

海道测量局刊印的海图

英英释义

例句

1.Fishermen often rely on the hydrographic chart to locate the best fishing spots.

渔民们常常依赖水文图来找到最佳捕鱼地点。

2.Before setting sail, the captain reviewed the hydrographic chart to ensure safe navigation.

在启航之前，船长查看了水文图以确保安全航行。

3.In maritime training, students learn how to read a hydrographic chart effectively.

在海事培训中，学生们学习如何有效地阅读水文图。

4.The hydrographic chart provides detailed information about underwater topography.

水文图提供了关于水下地形的详细信息。

5.The research team used a hydrographic chart to study the effects of climate change on ocean currents.

研究小组使用水文图研究气候变化对海洋洋流的影响。

作文

A hydrographic chart is a crucial tool used in maritime navigation and oceanography. These specialized maps provide detailed information about the underwater features of oceans, rivers, and lakes. They are essential for safe navigation, helping mariners avoid hazards such as submerged rocks, shallow waters, and other obstacles. The creation of a hydrographic chart involves extensive surveys and data collection, which can include sonar mapping and satellite imagery. This data is then processed and represented in a way that is easy for navigators to understand.One of the primary purposes of a hydrographic chart is to display depth contours, which indicate how deep the water is at various points. This information is vital for ships, especially large vessels that require specific depths to navigate safely. In addition to depth, these charts often show the nature of the seabed, including whether it is rocky, sandy, or muddy. This can be particularly important for fishing vessels or those involved in underwater construction.Moreover, a hydrographic chart also includes information on tide levels and currents. Understanding how tides affect water levels and how currents can influence a vessel's course is essential for effective navigation. Mariners rely on this information to plan their routes and ensure they reach their destinations safely and efficiently.In addition to navigation, hydrographic charts play a significant role in environmental monitoring and management. They are used to assess the impact of human activities on marine ecosystems, such as shipping, fishing, and offshore drilling. By providing a comprehensive view of underwater geography, these charts help scientists and policymakers make informed decisions regarding marine conservation and resource management.Furthermore, hydrographic charts are not only utilized by professional mariners but also by recreational boaters and fishermen. Understanding the underwater landscape can enhance the fishing experience, allowing anglers to identify the best spots based on depth and seabed composition. For recreational boaters, a hydrographic chart can help them avoid dangerous areas and enjoy their time on the water without incident.In conclusion, a hydrographic chart is an indispensable resource in the maritime world. Its detailed representation of underwater features, depth, and currents aids in safe navigation and contributes to environmental stewardship. As technology advances, the accuracy and detail of hydrographic charts continue to improve, providing even more valuable information for those who traverse our waterways. Whether for professional or recreational purposes, understanding and utilizing a hydrographic chart can significantly enhance one’s experience on the water, ensuring safety and enjoyment for all who venture into aquatic environments.

水文图是海洋导航和海洋学中至关重要的工具。这些专业地图提供了关于海洋、河流和湖泊水下特征的详细信息。它们对于安全导航至关重要，帮助航海者避免潜在危险，如水下岩石、浅水区和其他障碍物。水文图的制作涉及广泛的调查和数据收集，包括声纳测绘和卫星影像。然后将这些数据处理并以易于导航者理解的方式呈现。水文图的主要目的之一是显示深度等高线，指示在不同点的水深。这些信息对船只尤其重要，特别是需要特定水深才能安全航行的大型船舶。此外，这些图表通常还显示海床的性质，包括是岩石、沙子还是泥土。这对渔船或参与水下建设的船只尤为重要。此外，水文图还包括潮位和水流的信息。了解潮汐如何影响水位，以及水流如何影响船只航向，对于有效导航至关重要。航海者依赖这些信息来规划航线，确保他们安全高效地到达目的地。除了导航，水文图在环境监测和管理中也发挥着重要作用。它们用于评估人类活动对海洋生态系统的影响，如航运、捕鱼和海上钻探。通过提供水下地理的全面视图，这些图表帮助科学家和决策者就海洋保护和资源管理做出明智决定。此外，水文图不仅被专业航海者使用，也被休闲船员和渔民使用。了解水下景观可以增强钓鱼体验，使钓鱼者能够根据深度和海床组成确定最佳钓鱼点。对于休闲船员来说，水文图可以帮助他们避免危险区域，安全愉快地享受水上时光。总之，水文图是海洋世界中不可或缺的资源。它详细表示水下特征、深度和水流，有助于安全导航并促进环境管理。随着技术的进步，水文图的准确性和细节不断提高，为穿越我们水道的人们提供更有价值的信息。无论是出于专业还是休闲目的，理解和利用水文图都能显著提升人们在水上的体验，确保所有进入水域的人都能安全愉快。