all-up weight

简明释义

总重量

英英释义

例句

1.Reducing the all-up weight can improve fuel efficiency significantly.

减少总重可以显著提高燃油效率。

2.The all-up weight includes all cargo, passengers, and fuel on board.

在飞行中，总重包括所有货物、乘客和燃料。

3.The aircraft's all-up weight is crucial for determining its takeoff performance.

飞机的总重对于确定其起飞性能至关重要。

4.Before each flight, pilots check the all-up weight to comply with regulations.

在每次飞行之前，飞行员会检查总重以遵守规定。

5.Engineers must calculate the all-up weight to ensure the safety of the flight.

工程师必须计算总重以确保飞行安全。

作文

The term all-up weight refers to the total weight of an aircraft or spacecraft when it is fully loaded. This includes not only the weight of the vehicle itself but also all of its cargo, passengers, fuel, and any other necessary equipment. Understanding the all-up weight is crucial for engineers and pilots alike, as it directly impacts the performance, safety, and efficiency of the flight. In aviation, the all-up weight is often a critical factor in determining the takeoff and landing distances required for an aircraft. For instance, a heavier aircraft will need a longer runway to achieve the necessary speed for takeoff and will require more distance to stop upon landing.When designing an aircraft, engineers must carefully calculate the all-up weight to ensure that the structure can support the loads during all phases of flight. This involves considering various factors such as the materials used in construction, the design of the wings, and the engine power. If the all-up weight exceeds the design limits, it may lead to structural failures or compromised performance. Therefore, managing the all-up weight is essential for maintaining safety standards in aviation.In addition to safety, the all-up weight also affects fuel efficiency. A heavier aircraft requires more fuel to lift off and maintain altitude, which can significantly increase operational costs. Airlines strive to optimize their all-up weight by minimizing excess baggage and ensuring that the aircraft is not overloaded. This is why there are strict regulations regarding the maximum takeoff weight (MTOW) of an aircraft, which includes its all-up weight. Pilots receive training to calculate the all-up weight before each flight, taking into account the number of passengers, cargo weight, and fuel load.In the context of space exploration, the all-up weight becomes even more critical. Rockets are designed with specific payload capacities, and exceeding these limits can result in mission failure. Engineers must consider the all-up weight when planning launches, as it influences the rocket's trajectory and the amount of thrust needed to escape Earth's gravity. For example, the Saturn V rocket, which was used during the Apollo missions, had an all-up weight of over 3 million pounds at launch, making it one of the heaviest rockets ever built.In summary, the concept of all-up weight is fundamental in both aviation and space exploration. It encompasses the total weight of an aircraft or spacecraft when fully loaded, including passengers, cargo, and fuel. Understanding and managing the all-up weight is vital for ensuring the safety, performance, and efficiency of flights. Whether in the skies or beyond, the all-up weight remains a key consideration for engineers and pilots alike, influencing design choices, operational procedures, and ultimately, the success of each mission.

术语全重指的是飞机或航天器在完全装载时的总重量。这不仅包括车辆本身的重量，还包括所有货物、乘客、燃料和其他必要设备的重量。理解全重对于工程师和飞行员来说至关重要，因为它直接影响飞行的性能、安全性和效率。在航空中，全重通常是确定飞机起飞和着陆所需距离的关键因素。例如，较重的飞机需要更长的跑道才能达到起飞所需的速度，并且在着陆时需要更多的距离来停止。在设计飞机时，工程师必须仔细计算全重，以确保结构能够在飞行的所有阶段支撑负载。这涉及到考虑各种因素，如使用的材料、机翼的设计和发动机的功率。如果全重超过设计极限，可能会导致结构故障或性能受损。因此，管理全重对于维持航空安全标准至关重要。除了安全性之外，全重还会影响燃油效率。较重的飞机需要更多的燃料来起飞和维持高度，这可能会显著增加运营成本。航空公司努力通过减少超额行李和确保飞机不过载来优化其全重。这就是为什么对飞机的最大起飞重量（MTOW）有严格的规定，而这包括其全重。飞行员接受培训，在每次飞行前计算全重，考虑乘客人数、货物重量和燃料负荷。在太空探索的背景下，全重变得更加关键。火箭的设计具有特定的有效载荷能力，超过这些限制可能导致任务失败。工程师在计划发射时必须考虑全重，因为它影响火箭的轨迹和逃离地球引力所需的推力。例如，用于阿波罗任务的土星五号火箭，在发射时的全重超过300万磅，使其成为有史以来最重的火箭之一。总之，全重的概念在航空和太空探索中都是基础。它包含了飞机或航天器在完全装载时的总重量，包括乘客、货物和燃料。理解和管理全重对确保飞行的安全、性能和效率至关重要。无论是在天空中还是在更远的地方，全重始终是工程师和飞行员的重要考虑因素，影响设计选择、操作程序，最终影响每次任务的成功。