astern motion

简明释义

向后运动

英英释义

例句

1.In case of an emergency, the crew was trained to execute astern motion quickly to avoid collisions.

在紧急情况下，船员接受了快速执行后退运动以避免碰撞的训练。

2.During the docking procedure, the crew had to ensure that the vessel maintained a steady astern motion.

在靠港过程中，船员必须确保船只保持稳定的后退运动。

3.The tugboat assisted the large freighter by providing astern motion to help it maneuver into the berth.

拖船通过提供后退运动来协助大型货轮进入泊位。

4.The captain ordered astern motion to create space between our ship and the approaching storm.

船长下令进行后退运动，以在我们的船与逼近的风暴之间创造空间。

5.The ship began to move in astern motion as the captain reversed the engines.

船开始以后退运动的方式移动，因为船长将引擎倒转。

作文

In the realm of navigation and marine engineering, understanding the term astern motion is crucial for safe and efficient vessel operation. The phrase refers to the movement of a ship or boat in the backward direction, away from its bow. This concept is particularly important when maneuvering in tight spaces, such as harbors or marinas, where precise control is necessary. For instance, when a captain decides to reverse the vessel to avoid an obstacle or to dock, they are employing astern motion to achieve their goal. The ability to execute astern motion effectively requires a solid grasp of the ship's dynamics and the forces at play. When a vessel moves in reverse, it behaves differently than when it is moving forward. The propulsion system, steering mechanisms, and the interaction with water currents all contribute to how well a ship can maneuver in this manner. Therefore, training and experience are vital for mariners to master the art of reversing a vessel. Moreover, astern motion is not just a simple action; it can have significant implications for maritime safety. For example, if a ship is too close to a pier while attempting to move astern, there is a risk of collision. Captains must be aware of their surroundings and maintain a safe distance from other vessels and structures. In addition, the visibility from the bridge can be limited when moving in reverse, making it essential for crew members to communicate effectively and assist in monitoring the environment. In some cases, astern motion can also be used strategically during navigation. For instance, when entering a narrow channel, a captain might choose to back the vessel up slightly to align it better with the intended path. This maneuver allows for greater control and reduces the chances of grounding or running aground. Understanding the principles behind astern motion empowers mariners to make informed decisions that enhance safety and efficiency. Furthermore, the importance of astern motion extends beyond individual vessels. In busy shipping lanes, the coordinated movement of multiple ships is essential for maintaining order and preventing accidents. Vessels may need to reverse to give way to larger ships or to allow for the passage of other traffic. Thus, knowledge of astern motion contributes to the overall effectiveness of maritime logistics and operations. In conclusion, the term astern motion encompasses more than just the act of moving backward; it embodies a critical aspect of maritime navigation that requires skill, awareness, and coordination. For those in the maritime industry, mastering astern motion is key to ensuring safe and successful voyages. As technology continues to evolve, the principles governing this motion will remain relevant, emphasizing the need for ongoing education and training in the field of marine operations.

在航海和海洋工程领域，理解术语astern motion对安全和高效的船舶操作至关重要。这个短语指的是船只或小艇向后移动，远离船头的运动。这个概念在紧凑空间内操纵时尤为重要，例如在港口或码头，需要精确的控制。例如，当船长决定倒退以避免障碍物或停靠时，他们正在运用astern motion来实现目标。有效地执行astern motion需要对船舶的动力学和作用力有扎实的理解。当船只向后移动时，其行为与前进时不同。推进系统、舵机和与水流的相互作用都影响着船舶在这种情况下的操控能力。因此，训练和经验对水手掌握倒退船只的艺术至关重要。此外，astern motion不仅仅是一个简单的动作；它可能对海事安全产生重大影响。例如，如果一艘船在尝试向后移动时距离码头太近，就存在碰撞的风险。船长必须意识到周围环境，并保持与其他船只和结构的安全距离。此外，向后移动时桥上的视野可能有限，因此船员之间的有效沟通和协助监测环境是至关重要的。在某些情况下，astern motion也可以在导航中战略性地使用。例如，在进入狭窄通道时，船长可能选择稍微倒车，以更好地对齐预定路径。这种机动允许更大的控制，减少搁浅或触礁的机会。理解astern motion背后的原理使水手能够做出明智的决策，从而提高安全性和效率。此外，astern motion的重要性超出了单个船只。在繁忙的航运通道中，多艘船的协调移动对于维持秩序和防止事故至关重要。船舶可能需要倒退以让位于更大型的船只或允许其他交通通过。因此，对astern motion的知识有助于整体海事物流和操作的有效性。总之，术语astern motion不仅仅包括向后移动的行为；它体现了航海导航的一个关键方面，需要技能、意识和协调。对于海事行业的人士来说，掌握astern motion是确保安全和成功航行的关键。随着技术的不断发展，支配这种运动的原理将继续保持相关性，强调在海洋操作领域持续教育和培训的必要性。