longitudinal metacentric height

简明释义

纵稳心高度

英英释义

例句

1.During the stability assessment, we need to measure the longitudinal metacentric height (纵向重心高度) accurately.

在稳定性评估中，我们需要准确测量longitudinal metacentric height (纵向重心高度)。

2.Engineers must calculate the longitudinal metacentric height (纵向重心高度) to ensure safety during rough seas.

工程师必须计算longitudinal metacentric height (纵向重心高度)以确保在恶劣海况下的安全。

3.The design of the hull affects the longitudinal metacentric height (纵向重心高度) significantly.

船体设计对longitudinal metacentric height (纵向重心高度)有显著影响。

4.The stability of the vessel is greatly influenced by its longitudinal metacentric height (纵向重心高度).

船舶的稳定性受到其longitudinal metacentric height (纵向重心高度)的很大影响。

5.A higher longitudinal metacentric height (纵向重心高度) can lead to better stability for large ships.

较高的longitudinal metacentric height (纵向重心高度)可以为大型船只提供更好的稳定性。

作文

The stability of a ship is a crucial factor in naval architecture and maritime operations. One of the key parameters used to assess a vessel's stability is the longitudinal metacentric height (LMH). Understanding this concept is essential for engineers and naval architects as it plays a significant role in ensuring that ships can navigate safely through various conditions at sea. The longitudinal metacentric height is defined as the distance between the center of gravity and the longitudinal metacenter of the ship. This measurement helps determine how well a ship can resist tipping or rolling when subjected to external forces, such as waves or wind. To delve deeper into the significance of the longitudinal metacentric height, we must first understand its components. The center of gravity is the point where the weight of the ship is concentrated. If this point is too high, it can lead to instability, making the vessel prone to capsizing. On the other hand, the longitudinal metacenter is a point that varies with the angle of heel, or the tilt of the ship. The greater the longitudinal metacentric height, the more stable the vessel will be, as it indicates a larger distance between these two points. In practical terms, a higher longitudinal metacentric height means that a ship will return to its upright position more quickly after being tilted. This is particularly important for vessels that operate in rough seas or are subject to sudden changes in load. For example, cargo ships that frequently load and unload goods must maintain a sufficient LMH to ensure that they do not become unstable during operations. A well-designed ship will have its center of gravity low and its metacenter positioned favorably to maximize this height. However, achieving an optimal longitudinal metacentric height is not solely about increasing the distance between the center of gravity and the metacenter. It also involves careful consideration of the ship’s design, including its shape, weight distribution, and loading conditions. Engineers must account for various factors, such as the materials used in construction and the intended use of the vessel. For instance, a fishing boat may have different stability requirements compared to a luxury yacht or a military vessel. In conclusion, the longitudinal metacentric height is a vital aspect of ship stability that influences the overall safety and performance of maritime vessels. By understanding and optimizing this parameter, naval architects can design ships that are not only efficient but also safe for their crews and cargo. As the maritime industry continues to evolve, the importance of stability and the longitudinal metacentric height will remain a fundamental consideration in ship design and operation.

船舶的稳定性是海洋建筑和海事操作中的一个关键因素。评估船只稳定性的关键参数之一是纵向元心高度（LMH）。理解这个概念对工程师和船舶设计师至关重要，因为它在确保船只能够安全地在海上各种条件下航行中起着重要作用。纵向元心高度被定义为重心与船舶纵向元心之间的距离。这个测量有助于确定船只在受到外部力量（如波浪或风）作用时抵抗倾斜或翻滚的能力。为了更深入地了解纵向元心高度的重要性，我们必须首先理解其组成部分。重心是船舶重量集中所在的点。如果这个点过高，可能导致不稳定，使船只容易翻覆。另一方面，纵向元心是一个随船舶倾斜角度而变化的点。纵向元心高度越大，船舶的稳定性就越好，因为这表明这两个点之间的距离更大。在实际操作中，更高的纵向元心高度意味着船只在倾斜后会更快地恢复到直立位置。这对于在恶劣海况下航行或承受负载突然变化的船只尤其重要。例如，频繁装卸货物的货船必须保持足够的LMH，以确保在操作过程中不会变得不稳定。一艘设计良好的船只将其重心设定得较低，并且其元心的位置有利于最大化这一高度。然而，实现最佳的纵向元心高度不仅仅是增加重心与元心之间的距离。它还涉及对船舶设计的仔细考虑，包括其形状、重量分布和装载条件。工程师必须考虑各种因素，例如建造所用的材料和船只的预期用途。例如，渔船的稳定性要求可能与豪华游艇或军舰不同。总之，纵向元心高度是船舶稳定性的一个重要方面，影响着海洋船舶的整体安全性和性能。通过理解和优化这一参数，船舶设计师可以设计出不仅高效而且对其船员和货物安全的船只。随着海洋行业的不断发展，稳定性和纵向元心高度的重要性将始终是船舶设计和操作中的基本考虑因素。