occulting light

简明释义

明暗光

英英释义

例句

1.The lighthouse emitted an occulting light, which means its beam would disappear and reappear at intervals.

灯塔发出了一种隐蔽光，这意味着其光束会间歇性地消失和重新出现。

2.The occulting light from the beacon helped the ships find their way during the storm.

灯塔发出的隐蔽光帮助船只在风暴中找到方向。

3.Sailors rely on the occulting light of buoys to navigate safely through tricky waters.

水手依靠浮标的隐蔽光安全地穿越复杂水域。

4.Understanding the pattern of occulting light is crucial for maritime navigation.

理解隐蔽光的模式对海洋导航至关重要。

5.The occulting light system used in this area warns boats about underwater hazards.

该地区使用的隐蔽光系统警告船只注意水下危险。

作文

In the world of navigation and maritime safety, light plays a crucial role in guiding vessels safely through treacherous waters. One important concept that mariners must understand is the phenomenon of occulting light. This term refers to a specific type of light signal emitted by lighthouses or buoys, which alternates between periods of illumination and darkness. The purpose of this signaling method is to convey essential information regarding the position and orientation of navigational aids to sailors. Understanding occulting light is vital for navigators as it helps them determine their location and avoid potential hazards at sea.The mechanics of occulting light are relatively straightforward. A lighthouse emitting occulting light will shine brightly for a set duration, followed by a period of darkness. This cycle is repeated continuously, allowing mariners to recognize the pattern and identify the specific lighthouse or buoy they are observing. Each light has its unique timing and characteristics, which are documented in nautical charts and sailing directions. For instance, one lighthouse may exhibit a sequence of three flashes followed by a longer period of darkness, while another might show a single flash with a shorter interval of darkness. Such variations help sailors distinguish between different navigational aids, enhancing their ability to navigate safely.Moreover, the importance of occulting light extends beyond mere identification. The intervals of light and darkness can also provide critical information about the geographical location of the light source. For example, if a sailor observes a occulting light with a known pattern, they can determine their proximity to the associated landmark. This knowledge becomes particularly valuable when navigating in unfamiliar waters or during inclement weather conditions when visibility is compromised.In addition to aiding navigation, occulting light serves as a warning signal for potential dangers. Many lighthouses are strategically placed near rocky coastlines, shallow waters, or other hazardous areas. The light's pattern not only signals the presence of the lighthouse but also indicates the nature of the surrounding environment. By paying attention to these signals, sailors can make informed decisions about their course and speed, ultimately enhancing their safety at sea.Furthermore, the evolution of technology has led to advancements in the design and functionality of occulting light systems. Modern lighthouses now utilize LED lighting and automated systems that enhance visibility and reliability. These innovations ensure that occulting light remains an effective tool for navigation, even as maritime technology continues to evolve. Additionally, with the rise of electronic navigation systems, the integration of traditional light signals with modern technology provides mariners with a comprehensive understanding of their surroundings.In conclusion, the concept of occulting light is an essential aspect of maritime navigation that every sailor should grasp. Its unique signaling method not only aids in identifying navigational aids but also provides critical information about the surrounding environment. By understanding the patterns and meanings behind occulting light, mariners can navigate more safely and effectively, ensuring their journey across the seas is both successful and secure. As technology continues to advance, the fundamental principles of occulting light will remain a cornerstone of maritime safety, reminding us of the importance of light in guiding our way through the vast oceans.

在导航和海上安全的世界中，光线在引导船只安全穿越危险水域方面发挥着至关重要的作用。水手必须理解的一个重要概念是“occulting light”现象。这个术语指的是灯塔或浮标发出的特定类型的光信号，它在照明和黑暗之间交替。此信号方法的目的是向水手传达有关导航辅助设备的位置和方向的重要信息。理解occulting light对导航员来说至关重要，因为它帮助他们确定自己的位置并避免海上的潜在危险。occulting light的机制相对简单。发出occulting light的灯塔将在设定的持续时间内明亮地闪烁，然后进入黑暗期。这个周期不断重复，使水手能够识别模式并确定他们观察到的特定灯塔或浮标。每个灯光都有其独特的时序和特征，这些都记录在航海图和航行指令中。例如，一个灯塔可能显示三次闪光后跟随较长的黑暗期，而另一个可能显示单次闪光和较短的黑暗间隔。这种变化帮助水手区分不同的导航辅助设备，增强他们安全导航的能力。此外，occulting light的重要性不仅限于识别。光与暗的间隔也可以提供有关光源地理位置的重要信息。例如，如果水手观察到一个具有已知模式的occulting light，他们可以确定自己与相关地标的距离。当在不熟悉的水域或恶劣天气条件下导航时，这种知识尤其宝贵，因为能见度降低。除了辅助导航外，occulting light还作为潜在危险的警告信号。许多灯塔被战略性地放置在多岩石的海岸线、浅水区或其他危险区域附近。光的模式不仅表示灯塔的存在，还指示周围环境的性质。通过关注这些信号，水手可以就航向和速度做出明智的决定，最终提高他们在海上的安全性。此外，技术的进步使occulting light系统的设计和功能得到了提升。现代灯塔现在利用LED照明和自动化系统来增强可见性和可靠性。这些创新确保了occulting light仍然是导航的有效工具，即使随着海事技术的不断发展。此外，随着电子导航系统的崛起，传统光信号与现代技术的结合为水手提供了对周围环境的全面理解。总之，occulting light的概念是每位水手都应该掌握的海上导航的基本方面。其独特的信号方法不仅有助于识别导航设备，还提供有关周围环境的重要信息。通过理解occulting light背后的模式和含义，水手可以更安全、更有效地进行导航，确保他们在海上的旅程既成功又安全。随着技术的不断进步，occulting light的基本原则将继续成为海上安全的基石，提醒我们光在引导我们穿越广阔海洋中的重要性。