longitudinal metacentric radius

简明释义

纵向稳心半径

英英释义

例句

1.When designing a new vessel, the longitudinal metacentric radius (纵向重心半径) must be calculated accurately.

在设计新船时，必须准确计算纵向重心半径（longitudinal metacentric radius）。

2.A higher longitudinal metacentric radius (纵向重心半径) generally indicates better stability.

更高的纵向重心半径（longitudinal metacentric radius）通常表示更好的稳定性。

3.In naval architecture, the longitudinal metacentric radius (纵向重心半径) is crucial for determining the vessel's response to waves.

在船舶设计中，纵向重心半径（longitudinal metacentric radius）对于确定船只对波浪的反应至关重要。

4.Engineers need to ensure that the longitudinal metacentric radius (纵向重心半径) is adequate for safe navigation.

工程师需要确保纵向重心半径（longitudinal metacentric radius）足够，以确保安全航行。

5.The stability of the ship can be assessed by calculating the longitudinal metacentric radius (纵向重心半径).

通过计算纵向重心半径（longitudinal metacentric radius）可以评估船舶的稳定性。

作文

The concept of the longitudinal metacentric radius is pivotal in naval architecture and marine engineering, as it plays a critical role in determining the stability of a floating vessel. To fully grasp this term, we must first understand its components. The term 'longitudinal' refers to the lengthwise direction of the ship, while 'metacentric' pertains to the metacenter, which is a point used to measure the stability of a ship. The metacenter itself is defined as the intersection of the vertical line through the center of buoyancy and the vertical axis of the ship when it is tilted. Therefore, the longitudinal metacentric radius can be seen as a measure that helps us evaluate how a ship will behave when subjected to external forces, such as waves or wind.In practical terms, the longitudinal metacentric radius is calculated based on the geometry of the vessel and the distribution of weight within it. When a ship tilts, the center of buoyancy shifts, and the metacenter adjusts accordingly. A larger longitudinal metacentric radius indicates better stability, as it means that the metacenter is positioned higher relative to the center of gravity. This results in a greater righting moment, which is the force that helps return the ship to an upright position after being tilted.Understanding the longitudinal metacentric radius is crucial for ship designers and engineers, as it directly influences the safety and performance of vessels. If a ship has a low longitudinal metacentric radius, it may be prone to capsizing, especially in rough seas. Therefore, during the design phase, engineers must carefully consider the weight distribution and hull shape to optimize this parameter.Moreover, the longitudinal metacentric radius is not just a theoretical concept; it has real-world implications. For instance, during the construction of a new ship, engineers often conduct stability tests to measure the longitudinal metacentric radius and ensure that the vessel meets safety regulations. These tests involve simulating various loading conditions and observing how the ship responds. If the results indicate that the ship is unstable, adjustments can be made before it is launched.In conclusion, the longitudinal metacentric radius is a fundamental aspect of maritime design and safety. It represents a balance between the ship's shape, weight distribution, and stability. By understanding and optimizing this parameter, naval architects can create vessels that are not only efficient but also safe for navigation. As the maritime industry continues to evolve, the importance of mastering concepts like the longitudinal metacentric radius will remain vital for the development of advanced and reliable ships.

“纵向元心半径”这一概念在海洋建筑和海洋工程中至关重要，因为它在确定漂浮船只的稳定性方面起着关键作用。要完全理解这个术语，我们必须首先了解它的组成部分。“纵向”一词指的是船只的长度方向，而“元心”则涉及到元心，这是一个用于测量船舶稳定性的点。元心本身被定义为通过浮力中心的垂直线与船舶倾斜时的垂直轴的交点。因此，“纵向元心半径”可以看作是一个衡量指标，帮助我们评估船舶在受到外部力量（如波浪或风）影响时的表现。在实际操作中，“纵向元心半径”的计算基于船只的几何形状和内部重量分布。当船只倾斜时，浮力中心会发生移动，元心也会相应调整。较大的“纵向元心半径”意味着更好的稳定性，因为这表明元心相对于重心的位置较高。这导致了更大的复原力矩，即帮助船舶在倾斜后恢复到直立位置的力量。理解“纵向元心半径”对船舶设计师和工程师至关重要，因为它直接影响船舶的安全性和性能。如果一艘船的纵向元心半径较低，它可能在恶劣海况下容易翻覆。因此，在设计阶段，工程师必须仔细考虑重量分布和船体形状，以优化这一参数。此外，“纵向元心半径”不仅是一个理论概念；它具有现实世界的影响。例如，在新船的建造过程中，工程师通常会进行稳定性测试，以测量“纵向元心半径”，确保船舶符合安全法规。这些测试涉及模拟各种装载条件并观察船舶的反应。如果结果表明船舶不稳定，可以在船舶下水之前进行调整。总之，“纵向元心半径”是海洋设计和安全的基本方面。它代表了船舶形状、重量分布和稳定性之间的平衡。通过理解和优化这一参数，海洋建筑师可以创造出不仅高效而且安全的航行船舶。随着海洋工业的不断发展，掌握“纵向元心半径”等概念的重要性将继续对先进可靠的船舶开发至关重要。