north cardinal mark

简明释义

北界标

英英释义

例句

1.The north cardinal mark indicates safe waters to the north of the marker.

北方标志表示标志北侧是安全水域。

2.The sailor used the north cardinal mark to navigate safely through the channel.

水手利用北方标志安全地穿过航道。

3.During the training, we learned how to identify the north cardinal mark in various conditions.

在培训期间，我们学习了如何在各种条件下识别北方标志。

4.The lighthouse keeper advised us to follow the north cardinal mark to avoid shallow areas.

灯塔管理员建议我们沿着北方标志行驶，以避免浅水区。

5.When approaching the harbor, look for the north cardinal mark to ensure you're on the right course.

靠近港口时，寻找北方标志以确保你在正确的航线上。

作文

Navigating through waters can be a daunting task, especially for those who are not familiar with maritime navigation. One essential component of safe navigation is the use of navigational aids, which help mariners determine their position and direction. Among these aids, the north cardinal mark plays a crucial role in guiding vessels safely through various waterways. Understanding what a north cardinal mark is and how it functions is vital for anyone involved in maritime activities.A north cardinal mark is a type of buoy or marker that indicates the direction of the north. It is part of a system known as cardinal marks, which are used to convey important information about navigational hazards and safe passage. The cardinal marking system is based on the four cardinal points: north, south, east, and west. Each cardinal mark has a specific color scheme and shape that helps mariners identify its meaning quickly and efficiently.The north cardinal mark is typically colored black and yellow, with two black cones stacked on top of each other. This distinctive appearance allows mariners to easily recognize it from a distance. The primary purpose of the north cardinal mark is to indicate that the safest water lies to the north of the mark itself. When approaching a north cardinal mark, sailors should steer their vessels to the north to avoid potential dangers such as shallow waters or underwater obstacles.In addition to its visual characteristics, the north cardinal mark may also be equipped with lights or sound signals to enhance its visibility, especially during nighttime or poor weather conditions. The light displayed on a north cardinal mark typically flashes in a specific pattern, further aiding in its identification. Understanding these signals is crucial for safe navigation, as they provide essential information about the surrounding environment.Moreover, the use of cardinal marks, including the north cardinal mark, is guided by international standards set by organizations like the International Association of Lighthouse Authorities (IALA). These standards ensure that mariners around the world can interpret navigational aids consistently, regardless of their location. This uniformity is vital for maintaining safety on the water, as it reduces the risk of accidents caused by misinterpretation of navigational signs.For recreational boaters and professional mariners alike, understanding the significance of the north cardinal mark is essential for effective navigation. Whether sailing in coastal waters or navigating through rivers and lakes, being able to identify and interpret cardinal marks can make the difference between a safe journey and a potentially dangerous situation. Therefore, mariners must familiarize themselves with the various types of cardinal marks and their meanings.In conclusion, the north cardinal mark is an indispensable navigational aid that provides essential information for safe navigation. Its distinctive appearance and clear indications help mariners avoid hazards and find safe passage. By understanding the role of the north cardinal mark within the broader context of maritime navigation, individuals can enhance their skills and confidence on the water, ultimately contributing to safer maritime practices overall.

在水域中航行可能是一项令人生畏的任务，特别是对于那些不熟悉海事导航的人来说。安全导航的一个重要组成部分是使用导航辅助设备，这些设备帮助船员确定他们的位置和方向。在这些辅助设备中，北方基标在引导船只安全通过各种水道方面发挥着至关重要的作用。了解什么是北方基标及其功能对任何参与海事活动的人来说都是至关重要的。北方基标是一种浮标或标记，用于指示北方的方向。它是一个称为基标系统的组成部分，该系统用于传达有关导航危险和安全通行的重要信息。基标标记系统基于四个主要方向：北、南、东和西。每个基标都有特定的颜色方案和形状，帮助船员快速有效地识别其含义。北方基标通常呈黑色和黄色，上面叠有两个黑色锥体。这种独特的外观使船员能够远距离轻松识别它。北方基标的主要目的是指示安全水域位于标记的北侧。当接近北方基标时，船员应将船只驶向北方，以避免潜在的危险，如浅水区或水下障碍物。除了其视觉特征外，北方基标还可以配备灯光或声音信号，以增强其可见性，特别是在夜间或恶劣天气条件下。北方基标上显示的灯光通常以特定的模式闪烁，进一步帮助识别。理解这些信号对于安全导航至关重要，因为它们提供了关于周围环境的重要信息。此外，基标的使用，包括北方基标，受到国际标准的指导，这些标准由国际灯塔协会（IALA）等组织设定。这些标准确保世界各地的船员能够一致地解释导航辅助设备，无论他们身处何地。这种统一性对维护水上安全至关重要，因为它减少了因误解导航标志而导致的事故风险。对于休闲船员和专业船员来说，理解北方基标的重要性对于有效导航至关重要。无论是在沿海水域航行还是在河流和湖泊中导航，能够识别和解释基标可以使安全航行与潜在危险之间产生差异。因此，船员必须熟悉各种类型的基标及其含义。总之，北方基标是一种不可或缺的导航辅助设备，为安全导航提供了基本信息。其独特的外观和清晰的指示帮助船员避免危险并找到安全通行。通过理解北方基标在更广泛的海事导航背景下的作用，个人可以增强他们在水上的技能和信心，最终为整体提高海事实践的安全性做出贡献。