buoyant lift

简明释义

排水法上浮

英英释义

例句

1.The diver experienced a sudden buoyant lift when he released his weight belt underwater.

潜水员在水下释放配重带时经历了突然的浮力提升。

2.The design of the new boat ensures a strong buoyant lift that keeps it afloat even in rough waters.

新船的设计确保了强大的浮力提升，即使在波涛汹涌的水中也能保持漂浮。

3.A well-designed wing can create significant buoyant lift, allowing airplanes to fly efficiently.

设计良好的机翼可以产生显著的浮力提升，使飞机能够高效飞行。

4.In physics class, we learned how buoyant lift affects objects submerged in water.

在物理课上，我们学习了浮力提升如何影响浸入水中的物体。

5.The hot air balloon ascended gracefully due to the buoyant lift created by the heated air inside.

热气球因内部加热空气产生的浮力提升而优雅地升起。

作文

In the realm of physics and engineering, the concept of buoyancy is fundamental to understanding how objects interact with fluids. The term buoyant lift refers to the upward force exerted by a fluid that opposes the weight of an object immersed in it. This principle explains why some objects float while others sink. For instance, when a boat is placed in water, it displaces a volume of water equal to its own weight. If the weight of the water displaced is greater than the weight of the boat, the boat will experience a buoyant lift that allows it to float. This fascinating interaction is not only crucial for designing ships and submarines but also plays a significant role in various natural phenomena.Understanding buoyant lift can be illustrated through everyday experiences, such as swimming or using helium balloons. When a person swims, they often feel lighter in the water due to the buoyant lift provided by the water around them. This feeling of lightness allows swimmers to move more freely and efficiently. Similarly, a helium balloon rises into the air because the buoyant lift from the surrounding air is greater than the weight of the balloon itself. This is a practical application of Archimedes' principle, which states that the upward buoyant force on an object is equal to the weight of the fluid that the object displaces.The implications of buoyant lift extend beyond recreational activities; they are vital in various industries. For example, in aerospace engineering, understanding buoyant lift is essential for designing airships and other lighter-than-air vehicles. Engineers must calculate the amount of lift required to ensure these vehicles can ascend and navigate effectively. Furthermore, in environmental science, the concept of buoyant lift helps explain the behavior of pollutants in water bodies, as lighter substances may float on the surface while heavier ones sink.Moreover, the study of buoyant lift is crucial for understanding climate change and its effects on marine ecosystems. As water temperatures rise, the density of water changes, affecting the buoyant lift experienced by marine organisms. This can disrupt the balance of aquatic life, leading to significant ecological consequences. For instance, fish that rely on specific buoyancy levels to maintain their position in the water column may struggle to survive if the conditions change drastically.In conclusion, the concept of buoyant lift is not only a fascinating aspect of physics but also a crucial factor in many practical applications. From floating boats to rising balloons, the principles of buoyancy govern our interactions with fluids in numerous ways. Understanding buoyant lift enhances our ability to design better technologies, protect our environment, and appreciate the natural world around us. As we continue to explore the depths of physics and engineering, the significance of buoyancy and its associated forces will undoubtedly remain a key area of study and innovation.

在物理和工程领域，浮力的概念对理解物体与流体的相互作用至关重要。术语buoyant lift指的是流体施加的向上力，它抵消了浸入其中的物体的重量。这个原理解释了为什么一些物体会浮起来，而另一些则会沉下去。例如，当一只船放入水中时，它会排开一个等于自身重量的水量。如果排开的水的重量大于船的重量，船就会经历buoyant lift，使其能够浮起。这种迷人的相互作用不仅对于设计船只和潜艇至关重要，还在各种自然现象中发挥着重要作用。理解buoyant lift可以通过日常经验来说明，例如游泳或使用氦气球。当一个人游泳时，他们常常会感到在水中更轻，因为周围的水提供的buoyant lift。这种轻松的感觉使游泳者能够更加自由和高效地移动。类似地，氦气球之所以上升，是因为周围空气的buoyant lift大于气球本身的重量。这是阿基米德原理的实际应用，该原理指出，物体所受的向上的浮力等于物体排开的流体的重量。buoyant lift的影响超越了休闲活动；它们在各个行业中都是至关重要的。例如，在航空航天工程中，理解buoyant lift对于设计飞艇和其他比空气轻的飞行器至关重要。工程师必须计算所需的升力，以确保这些飞行器能够有效上升和导航。此外，在环境科学中，buoyant lift的概念帮助解释了污染物在水体中的行为，因为较轻的物质可能漂浮在表面，而较重的物质则沉没。此外，研究buoyant lift对于理解气候变化及其对海洋生态系统的影响至关重要。随着水温的升高，水的密度发生变化，影响了海洋生物所经历的buoyant lift。这可能破坏水生生命的平衡，导致显著的生态后果。例如，依赖特定浮力水平来维持在水柱中位置的鱼类，如果条件发生剧烈变化，可能会生存困难。总之，buoyant lift的概念不仅是物理学的一个迷人方面，也是许多实际应用中的关键因素。从漂浮的船只到上升的气球，浮力的原理以多种方式支配着我们与流体的相互作用。理解buoyant lift增强了我们设计更好技术、保护环境以及欣赏周围自然世界的能力。随着我们继续探索物理和工程的深度，浮力及其相关力的重要性无疑将继续成为研究和创新的关键领域。