fore-and-aft angle

简明释义

纵倾角

英英释义

例句

1.The captain adjusted the ship's course based on the fore-and-aft angle 纵向角度 to ensure a smoother ride.

船长根据纵向角度调整了船只的航向，以确保航行更加平稳。

2.In aerodynamics, understanding the fore-and-aft angle 纵向角度 is crucial for optimizing flight stability.

在空气动力学中，理解纵向角度对于优化飞行稳定性至关重要。

3.The fore-and-aft angle 纵向角度 plays a significant role in the performance of a sailing yacht.

在帆船的性能中，纵向角度起着重要作用。

4.Before launching the boat, we checked the fore-and-aft angle 纵向角度 to prevent any imbalance.

在发射船只之前，我们检查了纵向角度以防止任何不平衡。

5.The engineer measured the fore-and-aft angle 纵向角度 of the aircraft during takeoff to ensure it was within safe limits.

工程师在飞机起飞时测量了纵向角度，以确保其在安全范围内。

作文

Understanding the concept of the fore-and-aft angle is crucial in various fields, especially in navigation and marine engineering. The term refers to the angle measured from the centerline of a vessel, extending towards the bow (front) and stern (back). This measurement plays a significant role in determining the stability and performance of a ship at sea. In essence, the fore-and-aft angle helps in assessing how the vessel behaves under different conditions, such as waves, wind, and cargo loading.When a ship is at sea, it is subjected to various forces that can affect its orientation and stability. The fore-and-aft angle is particularly important when considering the ship's trim, which is the difference in the draft between the bow and stern. A properly balanced trim ensures that the vessel moves efficiently through the water, minimizing resistance and maximizing speed. If the fore-and-aft angle is not optimal, it can lead to poor handling, increased fuel consumption, and even dangerous situations like capsizing.In practical applications, sailors and marine engineers often rely on instruments and calculations to monitor and adjust the fore-and-aft angle. For instance, when loading cargo, they must carefully distribute weight to maintain an ideal trim. This involves calculating the center of gravity and ensuring that the fore-and-aft angle remains within safe limits. Failure to do so can result in a list, where the ship tilts to one side, or a squat effect, where the vessel sinks deeper into the water, both of which can severely impact navigability.Moreover, the fore-and-aft angle also has implications for safety. In emergency situations, such as encountering rough seas or mechanical failure, understanding the current angle can help crew members make informed decisions about maneuvering the ship. For example, if a vessel is experiencing heavy rolling, adjusting the fore-and-aft angle by shifting ballast can help stabilize the ship and prevent capsizing.In addition to its significance in maritime contexts, the concept of the fore-and-aft angle can be applied to other areas, such as aviation and automotive design. Engineers in these fields analyze similar angles to optimize performance and safety. Understanding how different angles affect stability and control is essential for designing vehicles that can handle various operating conditions.In conclusion, the fore-and-aft angle is a fundamental concept in navigation and engineering, particularly in maritime contexts. Its implications for stability, performance, and safety cannot be overstated. By mastering this concept, professionals in these fields can ensure that vessels operate efficiently and safely, ultimately contributing to successful voyages and operations. As technology advances, the methods for measuring and adjusting the fore-and-aft angle continue to evolve, providing even greater precision and effectiveness in maritime navigation and engineering practices.

理解fore-and-aft angle的概念在各个领域中至关重要，尤其是在航海和海洋工程中。这个术语指的是从船舶中心线测量的角度，延伸到船头（前面）和船尾（后面）。这一测量在确定船只在海上的稳定性和性能方面发挥着重要作用。实质上，fore-and-aft angle有助于评估船舶在波浪、风和货物装载等不同条件下的表现。当船只在海上时，它会受到各种力量的影响，这些力量可能会影响其方向和稳定性。fore-and-aft angle在考虑船舶的吃水平衡时尤为重要，即船头和船尾之间的吃水差。适当平衡的吃水确保船舶在水中高效移动，最小化阻力并最大化速度。如果fore-and-aft angle不理想，可能导致操控不良、燃料消耗增加，甚至出现危险情况，如倾覆。在实际应用中，水手和海洋工程师通常依赖仪器和计算来监测和调整fore-and-aft angle。例如，在装载货物时，他们必须仔细分配重量以维持理想的吃水。这涉及到计算重心，并确保fore-and-aft angle保持在安全范围内。若未能做到这一点，可能会导致船舶倾斜，即船舶向一侧倾斜，或沉没效果，即船舶更深地沉入水中，这两种情况都可能严重影响航行能力。此外，fore-and-aft angle还对安全有影响。在紧急情况下，例如遇到恶劣海况或机械故障，了解当前的角度可以帮助船员作出明智的操控决策。例如，如果船舶经历剧烈摇摆，调整fore-and-aft angle通过转移压载物可以帮助稳定船舶，防止倾覆。除了在海事背景中的重要性外，fore-and-aft angle的概念也可以应用于其他领域，如航空和汽车设计。这些领域的工程师分析类似的角度，以优化性能和安全性。理解不同角度如何影响稳定性和控制对于设计能够处理各种操作条件的车辆至关重要。总之，fore-and-aft angle是航海和工程中的基本概念，特别是在海事背景中。它对稳定性、性能和安全性的影响不容小觑。通过掌握这一概念，这些领域的专业人士可以确保船舶高效、安全地运行，最终促进成功的航行和操作。随着技术的发展，测量和调整fore-and-aft angle的方法不断演变，为海事导航和工程实践提供了更大的精确度和有效性。