mast head span block

简明释义

上千斤滑车

英英释义

例句

1.The engineer adjusted the mast head span block to improve the stability of the structure.

工程师调整了桅头跨度块以提高结构的稳定性。

2.During the inspection, we found that the mast head span block was worn out and needed replacement.

在检查过程中，我们发现桅头跨度块磨损严重，需要更换。

3.The design of the mast head span block is crucial for the overall performance of the sailing vessel.

设计桅头跨度块对帆船的整体性能至关重要。

4.He explained how the mast head span block functions in the rigging system.

他解释了桅头跨度块在索具系统中的功能。

5.Replacing the mast head span block can enhance the sailing experience significantly.

更换桅头跨度块可以显著提升航行体验。

作文

In the world of sailing and maritime navigation, understanding the various components of a ship is crucial for both safety and performance. One such component is the mast head span block, which plays a significant role in the rigging system of a sailboat. The mast head span block is essentially a pulley system located at the top of the mast. Its primary function is to help manage the tension of the rigging lines, ensuring that the sails are properly set and can harness the wind effectively.When we think about sailing, we often imagine the thrill of catching the wind in the sails and gliding over the water. However, behind this exhilarating experience lies a complex system of ropes and pulleys that work together to keep the boat stable and responsive. The mast head span block is integral to this system, as it allows sailors to adjust the angle of the sails and maintain optimal performance.The design of the mast head span block is quite ingenious. It typically consists of a strong metal or composite frame that houses one or more pulleys. These pulleys reduce the friction encountered when adjusting the sails, making it easier for sailors to operate the rigging from the cockpit. Furthermore, the mast head span block is designed to withstand the harsh marine environment, including saltwater, wind, and UV exposure, ensuring longevity and reliability.Sailors must be familiar with the mast head span block and its operation to ensure safe and effective sailing. Regular maintenance is essential; checking for wear and tear, ensuring that the pulleys move freely, and confirming that all connections are secure can prevent mishaps while out on the water. A malfunctioning mast head span block can lead to disastrous consequences, such as a loss of sail control or even damage to the mast itself.Moreover, understanding the mechanics of the mast head span block can enhance a sailor's ability to make quick decisions while navigating. For instance, in changing wind conditions, a sailor might need to quickly adjust the rigging to optimize sail performance. Knowing how to effectively use the mast head span block allows for swift adjustments that can make a significant difference in speed and maneuverability.In conclusion, the mast head span block is a vital component of a sailboat's rigging system. Its role in managing sail tension and facilitating adjustments cannot be overstated. For both novice and experienced sailors, understanding and maintaining the mast head span block is essential for enjoying the full experience of sailing. As with any aspect of sailing, knowledge and preparation can lead to safer and more enjoyable adventures on the open water.

在航海和海洋导航的世界中，理解船只的各种组成部分对于安全和性能至关重要。其中一个组成部分就是桅头横撑滑轮，它在帆船的索具系统中扮演着重要角色。桅头横撑滑轮本质上是位于桅杆顶部的滑轮系统。它的主要功能是帮助管理索具线的张力，确保帆能够正确设置并有效利用风。当我们想到航行时，我们常常想象在帆中捕捉风的刺激，以及在水面上滑行的乐趣。然而，在这种令人兴奋的体验背后，隐藏着一套复杂的绳索和滑轮系统，它们共同作用以保持船只的稳定性和响应能力。桅头横撑滑轮是该系统不可或缺的一部分，因为它允许水手调整帆的角度，并保持最佳性能。桅头横撑滑轮的设计相当巧妙。它通常由坚固的金属或复合材料框架构成，内部装有一个或多个滑轮。这些滑轮减少了在调整帆时遇到的摩擦，使水手能够更轻松地从驾驶舱操作索具。此外，桅头横撑滑轮的设计旨在承受恶劣的海洋环境，包括盐水、风和紫外线照射，从而确保其耐用性和可靠性。水手必须熟悉桅头横撑滑轮及其操作，以确保安全和有效的航行。定期维护至关重要；检查磨损情况，确保滑轮自由移动，并确认所有连接牢固，可以防止在水上发生意外。故障的桅头横撑滑轮可能导致灾难性的后果，例如失去帆的控制，甚至损坏桅杆本身。此外，了解桅头横撑滑轮的机械原理可以增强水手在航行时快速做出决策的能力。例如，在变化的风况下，水手可能需要迅速调整索具以优化帆的性能。知道如何有效使用桅头横撑滑轮可以实现快速调整，这可能在速度和机动性上产生重大差异。总之，桅头横撑滑轮是帆船索具系统的重要组成部分。它在管理帆的张力和促进调整方面的作用不容小觑。对于新手和经验丰富的水手来说，理解和维护桅头横撑滑轮对于享受航海的完整体验至关重要。与航海的任何方面一样，知识和准备可以带来更安全、更愉快的开放水域冒险。