international nautical mile

简明释义

国际海里

英英释义

例句

1.The distance from the port to the island is approximately 50 international nautical miles.

从港口到岛屿的距离大约是50国际海里。

2.The ship's speed was measured in knots, where one knot equals one international nautical mile per hour.

船的速度以节为单位测量，其中一节等于每小时一国际海里。

3.When navigating the ocean, sailors often refer to distances in international nautical miles.

在航行海洋时，水手们常常用国际海里来表示距离。

4.Air traffic controllers use international nautical miles to coordinate flight paths over the ocean.

空中交通管制员使用国际海里来协调海洋上的飞行路线。

5.The chart indicates that the next waypoint is 10 international nautical miles away.

图表显示下一个航路点距离10国际海里。

作文

The concept of the international nautical mile is fundamental in maritime navigation and aviation. It is a unit of measurement that is based on the circumference of the Earth, which makes it particularly useful for navigators who traverse vast distances across oceans and skies. One international nautical mile is defined as exactly 1,852 meters or approximately 6,076.1 feet. This definition allows for a standardized measurement that can be universally understood and applied, regardless of geographic location.Historically, the international nautical mile was developed to provide a consistent way of measuring distances at sea. Before its adoption, various countries used different definitions of a nautical mile, leading to confusion and complications in navigation. The need for a unified standard became apparent as international trade and travel increased. As a result, the international nautical mile was established at the International Hydrographic Conference in 1929, ensuring that all nations could navigate with the same reference point.In practical terms, the international nautical mile is closely related to the degree of latitude on the Earth's surface. Since the Earth is divided into 360 degrees of latitude, each degree corresponds to approximately 60 nautical miles. This relationship is crucial for navigators because it simplifies the process of calculating distances when plotting a course on nautical charts. For instance, if a ship is traveling from one point to another along a line of latitude, the distance can be easily determined by counting the degrees traversed and multiplying by 60.The significance of the international nautical mile extends beyond mere measurements; it is also integral to safety at sea. Accurate distance measurement is vital for avoiding collisions and ensuring that vessels maintain safe distances from one another. Additionally, search and rescue operations rely heavily on precise distances to coordinate efforts effectively. When a distress signal is received, rescue teams must quickly calculate the distance to the vessel in trouble, often using the international nautical mile as their unit of reference.Furthermore, the international nautical mile is essential for regulatory purposes. International maritime laws and treaties often specify distances in nautical miles, such as territorial waters and exclusive economic zones. For example, many countries claim a territorial sea extending 12 international nautical miles from their coastline, which grants them certain rights over the resources within that area. This legal framework is vital for maintaining order and cooperation among nations in maritime affairs.In conclusion, the international nautical mile is more than just a unit of measurement; it is a critical component of global navigation, safety, and international law. Its establishment has facilitated smoother maritime operations and enhanced the ability of nations to communicate and cooperate in matters related to the sea. Understanding the international nautical mile is essential for anyone involved in maritime activities, whether they are professional sailors, aviators, or students of navigation. As we continue to explore and utilize the world’s oceans and skies, the importance of this unit will remain ever relevant.

国际海里这个概念在海洋导航和航空中是基础性的。它是一种基于地球周长的测量单位，这使得它对于穿越浩瀚海洋和天空的导航者特别有用。一个国际海里被定义为恰好1852米，或大约6076.1英尺。这一定义允许一个标准化的测量，可以被普遍理解和应用，无论地理位置如何。历史上，国际海里是为了提供一种一致的海上距离测量方式而发展起来的。在其采用之前，各国使用不同的海里定义，导致了混淆和导航中的复杂性。随着国际贸易和旅行的增加，统一标准的必要性变得显而易见。因此，国际海里在1929年的国际水文会议上被确立，确保所有国家都可以使用相同的参考点进行导航。在实际操作中，国际海里与地球表面的纬度度数密切相关。由于地球被划分为360度的纬度，每度大约对应60海里。这种关系对导航者至关重要，因为它简化了在航海图上绘制航线时计算距离的过程。例如，如果一艘船沿着纬度线从一个点移动到另一个点，距离可以通过计算经过的度数并乘以60来轻松确定。国际海里的重要性不仅仅体现在测量上；它也是海上安全的关键。准确的距离测量对于避免碰撞和确保船只之间保持安全距离至关重要。此外，搜救行动也严重依赖于精确的距离，以有效协调努力。当收到求救信号时，救援团队必须快速计算到遇险船只的距离，通常使用国际海里作为参考单位。此外，国际海里对于监管目的也至关重要。国际海洋法和条约通常以海里为单位指定距离，例如领海和专属经济区。例如，许多国家声称其领海从海岸线延伸12个国际海里，这赋予它们对该区域内资源的某些权利。这一法律框架对于维护海洋事务中各国之间的秩序和合作至关重要。总之，国际海里不仅仅是一个测量单位；它是全球导航、安全和国际法的重要组成部分。它的建立促进了更顺畅的海洋操作，并增强了国家在海洋事务中沟通与合作的能力。理解国际海里对任何参与海洋活动的人来说都是必不可少的，无论他们是专业水手、飞行员还是导航学习者。随着我们继续探索和利用世界的海洋和天空，这一单位的重要性将始终具有相关性。