metacentric height

简明释义

稳心高

英英释义

例句

1.The metacentric height is crucial for determining how a ship will respond to waves.

对于确定船舶如何应对波浪，横倾高度是至关重要的。

2.The stability of a ship is largely determined by its metacentric height, which is the distance between the center of gravity and the metacenter.

一艘船的稳定性在很大程度上取决于其横倾高度，即重心和中立点之间的距离。

3.A higher metacentric height generally means better stability for the boat.

更高的横倾高度通常意味着船只具有更好的稳定性。

4.During the stability test, we measured the metacentric height to evaluate the performance of the new yacht.

在稳定性测试期间，我们测量了横倾高度以评估新游艇的性能。

5.Engineers must calculate the metacentric height when designing a vessel to ensure it can withstand rough seas.

工程师在设计船只时必须计算横倾高度，以确保其能够承受恶劣海况。

作文

The concept of metacentric height is crucial in naval architecture and marine engineering. It refers to the distance between the center of gravity of a floating body and its metacenter, which is the point where the buoyant force acts when the vessel is tilted. Understanding metacentric height helps engineers design ships that can withstand various conditions at sea without capsizing. A higher metacentric height indicates greater stability, allowing the vessel to return to an upright position after being tilted by waves or wind. In practical terms, the metacentric height is determined by the shape of the hull and the distribution of weight within the ship. For instance, a vessel with a wide beam and a low center of gravity tends to have a higher metacentric height. This means that it will be more stable, making it suitable for carrying heavy loads or navigating rough waters. Conversely, a narrow and tall vessel may have a lower metacentric height, which could lead to instability and a higher risk of capsizing. When designing a ship, engineers must carefully calculate the metacentric height to ensure that it meets safety standards and operational requirements. This involves using complex mathematical models and simulations to predict how the vessel will behave under different conditions. Additionally, the metacentric height can change as the ship takes on cargo or fuel, so continuous monitoring is essential during the ship's operational life. Moreover, the metacentric height plays a significant role in the overall performance of a vessel. Ships with a favorable metacentric height not only provide safety but also enhance maneuverability and speed. For example, racing yachts are designed with specific metacentric height characteristics to achieve optimal performance while maintaining stability. In conclusion, the metacentric height is a fundamental aspect of ship design that directly impacts stability and safety at sea. By understanding and applying this concept, naval architects can create vessels that are not only efficient but also resilient against the forces of nature. As maritime activities continue to grow, the importance of mastering the principles surrounding metacentric height cannot be overstated. It is a vital parameter that ensures the longevity and reliability of maritime operations, ultimately contributing to the safety of crews and cargo alike.

“元心高度”这一概念在海洋建筑和海洋工程中至关重要。它指的是浮动物体的重心与其元心之间的距离，元心是当船只倾斜时浮力作用的点。理解“元心高度”帮助工程师设计能够在海上承受各种条件而不倾覆的船只。较高的“元心高度”意味着更大的稳定性，使船只在被海浪或风倾斜后能够恢复到直立位置。在实际应用中，“元心高度”的确定取决于船体的形状和船内重量的分布。例如，一艘宽幅且重心低的船通常具有较高的“元心高度”。这意味着它会更加稳定，适合承载重物或在恶劣水域航行。相反，狭窄且高的船可能具有较低的“元心高度”，这可能导致不稳定和更高的倾覆风险。在设计船只时，工程师必须仔细计算“元心高度”，以确保其符合安全标准和操作要求。这涉及使用复杂的数学模型和模拟来预测船只在不同条件下的行为。此外，随着船只装载货物或燃料，“元心高度”也可能发生变化，因此在船只的运营生命周期中持续监测至关重要。此外，“元心高度”在船只整体性能中也发挥着重要作用。具有良好“元心高度”的船只不仅提供安全保障，还增强了机动性和速度。例如，赛车游艇的设计考虑了特定的“元心高度”特征，以实现最佳性能，同时保持稳定性。总之，“元心高度”是船只设计的基本方面，直接影响海上的稳定性和安全性。通过理解和应用这一概念，海军建筑师可以创造出不仅高效而且能够抵御自然力量的船只。随着海洋活动的不断增长，掌握围绕“元心高度”的原理的重要性不容小觑。这是一个确保海洋操作的持久性和可靠性的关键参数，最终有助于船员和货物的安全。