available buoyancy

简明释义

有效浮力

英英释义

例句

1.A well-designed raft should provide sufficient available buoyancy 可用浮力 to support multiple passengers.

一个设计良好的筏子应该提供足够的可用浮力来支持多名乘客。

2.In swimming, understanding available buoyancy 可用浮力 can help you stay afloat longer.

在游泳中，理解可用浮力可以帮助你更长时间地保持漂浮。

3.Engineers must calculate the available buoyancy 可用浮力 of the structure before construction to ensure safety.

工程师在施工前必须计算结构的可用浮力以确保安全。

4.The design of the boat ensures that there is enough available buoyancy 可用浮力 to keep it afloat even in rough waters.

船的设计确保在恶劣水域中有足够的可用浮力来保持其漂浮。

5.The available buoyancy 可用浮力 of the life jacket is crucial for survival in water emergencies.

救生衣的可用浮力对于水上紧急情况的生存至关重要。

作文

In the field of physics, buoyancy refers to the ability of an object to float in a fluid. The concept of available buoyancy (可用浮力) is crucial for understanding how objects behave in water and other fluids. When we talk about available buoyancy, we are discussing the amount of upward force that a fluid can exert on an object submerged in it, which is determined by the density of the fluid and the volume of the object. This principle is not only important in scientific studies but also has practical applications in various industries such as shipping, construction, and even aviation.To illustrate the importance of available buoyancy (可用浮力), consider a simple example of a boat floating on water. The boat displaces a certain volume of water, and the weight of this displaced water creates an upward force that keeps the boat afloat. If the weight of the boat exceeds the weight of the water it displaces, it will sink. Thus, understanding available buoyancy (可用浮力) is essential for designing boats and ships that can carry heavy loads without sinking.Furthermore, the concept of available buoyancy (可用浮力) extends beyond just marine vehicles. In the construction industry, engineers must consider the buoyancy of structures that may be partially submerged in water, such as bridges or piers. If a structure does not have enough available buoyancy (可用浮力), it could lead to catastrophic failures during floods or storms.In the realm of aviation, available buoyancy (可用浮力) also plays a role, particularly in the design of airships and balloons. These lighter-than-air crafts rely on the principle of buoyancy to lift off the ground. The gas inside the balloon or airship is less dense than the surrounding air, creating a situation where the available buoyancy (可用浮力) allows the craft to ascend. Engineers must calculate the optimal amount of gas needed to ensure that there is sufficient available buoyancy (可用浮力) for safe flight.Moreover, the study of available buoyancy (可用浮力) is not limited to physical objects. It also applies to biological systems. For instance, aquatic animals have adapted to utilize buoyancy for movement and stability in water. Fish, for example, possess swim bladders that allow them to control their buoyancy. By adjusting the amount of gas in their swim bladders, they can achieve neutral buoyancy, enabling them to hover at a certain depth without expending energy.In conclusion, available buoyancy (可用浮力) is a fundamental concept that permeates various fields, from engineering to biology. Understanding this principle is vital for designing safe and effective structures, vehicles, and systems that interact with fluids. Whether it’s ensuring that a ship stays afloat or that an airship rises gracefully into the sky, the implications of available buoyancy (可用浮力) are profound and far-reaching. As we continue to explore the physical world, the importance of mastering concepts like available buoyancy (可用浮力) will remain a cornerstone of scientific inquiry and practical application.

在物理学领域，浮力是指物体在流体中浮动的能力。可用浮力（available buoyancy）的概念对于理解物体在水和其他流体中的行为至关重要。当我们谈论可用浮力（available buoyancy）时，我们讨论的是流体对沉浸在其中的物体施加的向上力的数量，这取决于流体的密度和物体的体积。这个原理不仅在科学研究中重要，而且在航运、建筑甚至航空等各个行业都有实际应用。为了说明可用浮力（available buoyancy）的重要性，可以考虑一个简单的例子：一艘船在水面上漂浮。船只排开一定体积的水，而这部分水的重量产生一种向上的力量，使船保持漂浮。如果船的重量超过它排开的水的重量，它就会沉没。因此，理解可用浮力（available buoyancy）对于设计能够承载重物而不沉没的船只和舰艇至关重要。此外，可用浮力（available buoyancy）的概念不仅限于海洋交通工具。在建筑行业，工程师必须考虑可能部分浸入水中的结构的浮力，例如桥梁或码头。如果结构没有足够的可用浮力（available buoyancy），可能会导致洪水或风暴期间的灾难性失败。在航空领域，可用浮力（available buoyancy）同样发挥着作用，特别是在气球和飞艇的设计中。这些比空气轻的飞行器依靠浮力原理起飞。气球或飞艇内的气体密度低于周围空气，从而创造了一个情况，使得可用浮力（available buoyancy）可以使飞行器上升。工程师必须计算所需的最佳气体量，以确保有足够的可用浮力（available buoyancy）以确保安全飞行。此外，可用浮力（available buoyancy）的研究不仅限于物理物体。它也适用于生物系统。例如，水生动物已经适应利用浮力在水中移动和保持稳定。鱼类例如，拥有游泳膀胱，可以帮助它们控制浮力。通过调整游泳膀胱中的气体量，它们可以实现中性浮力，使其能够在某一深度悬停而不消耗能量。总之，可用浮力（available buoyancy）是一个基本概念，渗透到各个领域，从工程到生物学。理解这一原理对于设计与流体相互作用的安全有效的结构、车辆和系统至关重要。无论是确保船只漂浮，还是气球优雅地升入天空，可用浮力（available buoyancy）的影响都是深远而广泛的。随着我们继续探索物理世界，掌握像可用浮力（available buoyancy）这样的概念的重要性将始终是科学探究和实际应用的基石。