forward trim

简明释义

船首倾

英英释义

例句

1.If the forward trim 前置平衡 is not set correctly, the aircraft may pitch up or down unexpectedly.

如果forward trim 前置平衡设置不正确，飞机可能会意外地向上或向下俯仰。

2.To maintain stability during flight, the pilot adjusted the forward trim 前置平衡 on the aircraft.

为了在飞行中保持稳定，飞行员调整了飞机的forward trim 前置平衡。

3.The mechanic recommended setting the forward trim 前置平衡 to improve the plane's performance.

机械师建议设置forward trim 前置平衡以提高飞机的性能。

4.The flight instructor taught the students how to adjust the forward trim 前置平衡 for different phases of flight.

飞行教练教学生如何在不同飞行阶段调整forward trim 前置平衡。

5.During takeoff, the forward trim 前置平衡 was crucial for achieving the correct angle of attack.

在起飞过程中，forward trim 前置平衡对于达到正确的攻角至关重要。

作文

In the world of aviation, understanding the dynamics of flight is crucial for both pilots and engineers. One important aspect that contributes to the stability and control of an aircraft is the concept of trim. Specifically, the term forward trim refers to a situation where the aircraft's nose is pointed downward relative to its flight path. This can occur for various reasons, such as the distribution of weight within the aircraft or the settings of the control surfaces. When an aircraft is in a forward trim condition, it requires constant upward pressure on the control yoke or stick to maintain level flight. The implications of forward trim are significant. For instance, if a pilot does not recognize that the aircraft is in this state, they might inadvertently cause the plane to descend more rapidly than intended. This could lead to a dangerous situation, especially during critical phases of flight such as takeoff or landing. Therefore, pilots are trained to adjust the trim settings to counteract any tendency towards forward trim. By doing so, they can ensure a more stable and comfortable flying experience. Moreover, the concept of forward trim is not limited to just fixed-wing aircraft; it also applies to helicopters and other flying vehicles. In helicopters, achieving the right trim is essential for maintaining hover and performing maneuvers effectively. If the helicopter is in a forward trim state, the pilot may need to adjust the collective and cyclic controls to compensate for the forward pitch. Understanding forward trim also extends beyond piloting skills; it’s essential knowledge for aircraft design and engineering. Engineers must consider how weight distribution, fuel load, and aerodynamic factors influence the trim of an aircraft. A well-designed aircraft will have features that minimize the need for excessive control input when in forward trim. This not only enhances safety but also improves fuel efficiency and overall performance. In conclusion, the term forward trim encapsulates a critical aspect of flight dynamics that affects both pilots and engineers. Recognizing and adjusting for forward trim is vital for safe and efficient flying. As aviation technology continues to advance, the understanding of these fundamental concepts remains essential for anyone involved in the field. Whether one is in the cockpit or behind the scenes in engineering, grasping the nuances of forward trim can make a significant difference in the art and science of flight.

在航空领域，理解飞行动态对飞行员和工程师都至关重要。影响飞机稳定性和控制的一个重要方面是修整的概念。具体而言，术语forward trim指的是飞机的机头相对于其飞行路径向下指向的情况。这种情况可能由于飞机内部的重量分布或控制面设置等多种原因而发生。当飞机处于forward trim状态时，飞行员需要在控制杆上施加持续的向上压力，以保持水平飞行。forward trim的影响是显著的。例如，如果飞行员没有意识到飞机处于这种状态，他们可能会无意中导致飞机比预期更快下降。这可能导致危险的情况，特别是在起飞或着陆等关键飞行阶段。因此，飞行员接受训练以调整修整设置，以抵消任何向forward trim倾斜的趋势。通过这样做，他们可以确保更稳定和舒适的飞行体验。此外，forward trim的概念不仅限于固定翼飞机；它也适用于直升机和其他飞行器。在直升机中，达到正确的修整对于维持悬停和有效执行机动至关重要。如果直升机处于forward trim状态，飞行员可能需要调整集体和循环控制以补偿向前俯仰。理解forward trim还超越了飞行技能；这是飞机设计和工程的重要知识。工程师必须考虑重量分布、燃料负载和空气动力学因素如何影响飞机的修整。设计良好的飞机将具有减少在forward trim状态下过度控制输入需求的特征。这不仅提高了安全性，还改善了燃油效率和整体性能。总之，术语forward trim概括了影响飞行员和工程师的飞行动态的关键方面。识别和调整forward trim对安全和高效飞行至关重要。随着航空技术的不断进步，对这些基本概念的理解仍然是任何参与该领域的人的必要知识。无论是在驾驶舱内还是在工程幕后，掌握forward trim的细微差别都能在飞行的艺术和科学中产生重大影响。