rotary davit

简明释义

旋转式吊艇柱

英英释义

例句

1.The crew used the rotary davit to lower the lifeboat into the water safely.

船员使用旋转吊杆安全地将救生艇降入水中。

2.During the drill, we practiced how to operate the rotary davit in case of an emergency.

在演习中，我们练习了在紧急情况下如何操作旋转吊杆。

3.The rotary davit allows for easy retrieval of the lifeboat after use.

使用后，旋转吊杆便于救生艇的轻松回收。

4.Before setting sail, the captain inspected the rotary davit to ensure it was functioning properly.

在启航前，船长检查了旋转吊杆以确保其正常运作。

5.The design of the rotary davit allows for quick deployment of safety equipment.

设计的旋转吊杆允许快速部署安全设备。

作文

In the world of marine engineering and shipbuilding, various devices play crucial roles in ensuring safety and efficiency at sea. One such device is the rotary davit, which is essential for the launching and retrieval of lifeboats and other emergency equipment. A rotary davit is a type of crane-like apparatus that allows for the smooth operation of lowering and raising lifeboats from the deck of a vessel. Its design facilitates the safe transfer of personnel and equipment, especially in critical situations where time is of the essence.The function of a rotary davit is not just limited to lifeboats; it can also be used for various other purposes, including the deployment of rescue crafts and the handling of cargo. The mechanism typically consists of a rotating arm that pivots around a fixed point, allowing the operator to maneuver the load with precision. This feature is particularly beneficial in rough seas, where stability and control are paramount.Understanding how a rotary davit works involves appreciating its components and the principles of physics that govern its operation. The primary elements include the davit arm, the winch, and the securing points on the vessel. When a lifeboat is ready to be launched, the winch is engaged to lower the boat gradually into the water, while the rotary motion of the davit arm ensures that the lifeboat is positioned correctly for a safe descent.Safety is a major concern in maritime operations, and the rotary davit is designed with this in mind. Modern versions often come equipped with safety features such as automatic locking mechanisms and fail-safes that prevent accidental drops. Training for crew members on the proper use of a rotary davit is essential, as improper handling can lead to accidents that could jeopardize lives.In addition to its practical applications, the rotary davit also represents a significant advancement in maritime technology. Its development has been influenced by a variety of factors, including the need for improved safety standards and the increasing size of modern vessels. As ships become larger and more complex, the systems used for launching lifeboats must also evolve to meet these challenges.The importance of a rotary davit cannot be overstated, especially in emergency situations. During drills and actual emergencies, the efficiency of a rotary davit can mean the difference between life and death. Therefore, regular maintenance and inspections are crucial to ensure that the davit operates smoothly when needed most.In conclusion, the rotary davit is an indispensable tool in the maritime industry, combining functionality with safety. Its ability to safely launch and retrieve lifeboats makes it a vital component of any vessel's emergency preparedness plan. As technology continues to advance, we can expect further innovations in the design and operation of rotary davits, ultimately enhancing the safety and efficiency of maritime operations worldwide.

在海洋工程和造船的世界中，各种设备在确保海上安全和效率方面发挥着至关重要的作用。其中一种设备是旋转吊臂，它对于救生艇和其他紧急设备的发射和回收至关重要。旋转吊臂是一种类似起重机的装置，可以平稳地将救生艇从船只甲板上降下或升起。它的设计便于在关键情况下安全转移人员和设备，尤其是在时间至关重要的情况下。旋转吊臂的功能不仅限于救生艇；它还可以用于各种其他用途，包括部署救援艇和处理货物。该机制通常由一个围绕固定点旋转的臂组成，使操作员能够精确地操纵负载。在波涛汹涌的海面上，这一特性尤其有益，因为稳定性和控制力至关重要。理解旋转吊臂的工作原理需要了解其组成部分以及支配其运作的物理定律。主要元素包括吊臂、卷扬机和船只上的固定点。当救生艇准备发射时，卷扬机被启动，以逐渐将艇降入水中，而吊臂的旋转运动确保救生艇正确定位，以安全降落。安全是海事操作中的主要关注点，旋转吊臂的设计充分考虑了这一点。现代版本通常配备有安全功能，例如自动锁定机制和防故障装置，防止意外坠落。对船员进行正确使用旋转吊臂的培训至关重要，因为不当操作可能导致事故，从而危及生命。除了实用应用之外，旋转吊臂还代表了海事技术的重要进步。其发展受到多种因素的影响，包括对提高安全标准的需求和现代船舶日益增大的规模。随着船只变得越来越大和复杂，用于发射救生艇的系统也必须不断发展，以应对这些挑战。在紧急情况下，旋转吊臂的重要性不容小觑。在演习和实际紧急情况下，旋转吊臂的效率可能意味着生与死之间的区别。因此，定期维护和检查至关重要，以确保在最需要的时候吊臂能够顺利操作。总之，旋转吊臂是海事行业中不可或缺的工具，结合了功能性与安全性。它安全发射和回收救生艇的能力使其成为任何船只应急准备计划的关键组成部分。随着技术的不断进步，我们可以期待在旋转吊臂的设计和操作上进一步创新，最终提升全球海事操作的安全性和效率。