critical height

简明释义

临界高度

英英释义

例句

1.Engineers must consider the critical height when designing tall structures to ensure stability.

工程师在设计高层建筑时必须考虑临界高度以确保稳定性。

2.During the experiment, scientists observed that the fluid began to overflow at the critical height of the container.

在实验中，科学家观察到液体在容器的临界高度处开始溢出。

3.The critical height for the safety of the climbing route was marked to prevent accidents.

攀登路线的安全临界高度被标记出来以防止事故发生。

4.In aviation, the critical height for safe landing is often calculated based on weather conditions.

在航空中，安全着陆的临界高度通常根据天气条件来计算。

5.The bridge was designed to withstand winds up to a critical height of 200 feet.

这座桥的设计能够承受高达200英尺的临界高度的风力。

作文

In the study of physics and engineering, the term critical height is often used to describe a specific point at which a system experiences a significant change in behavior or stability. This concept is particularly important in fields such as structural engineering, where understanding the limits of materials and designs can prevent catastrophic failures. For example, when designing a skyscraper, engineers must consider the critical height at which the building may begin to sway dangerously due to wind forces or seismic activity. If the height exceeds this limit, the structure could suffer from excessive vibrations, leading to potential damage or even collapse.The critical height can also apply to various natural phenomena. In the case of waterfalls, there is a critical height at which the water's velocity and energy become so powerful that it can erode the surrounding rock. Understanding this threshold is crucial for environmental scientists who study river dynamics and ecosystem stability. They can predict how changes in water levels or flow rates might impact the surrounding habitat and wildlife.Moreover, the concept of critical height extends beyond physical structures and natural formations; it can also be applied in biological contexts. For instance, in the study of trees, there is a critical height beyond which a tree may struggle to transport water and nutrients from its roots to its leaves. This limitation can affect the tree's overall health and growth, influencing forest ecology and biodiversity.In aviation, the critical height refers to the altitude at which an aircraft must maintain certain performance parameters to ensure safe operation. Pilots must be aware of this height during takeoff and landing phases, as failing to adhere to these limits can result in loss of control or accidents. Training programs emphasize the importance of recognizing the critical height during various flight maneuvers, ensuring that pilots can respond appropriately to any challenges they may encounter.In conclusion, the term critical height encompasses a wide range of applications across different fields. From engineering and environmental science to biology and aviation, understanding this concept is essential for predicting outcomes and ensuring safety. By recognizing the critical height in various contexts, professionals can make informed decisions that enhance the stability and sustainability of systems, whether they are man-made or natural. The implications of ignoring these critical thresholds can be severe, highlighting the need for thorough research and careful planning in all areas where critical height plays a role.

在物理和工程学的研究中，术语临界高度常用于描述系统在行为或稳定性上发生重大变化的特定点。这个概念在结构工程等领域尤其重要，因为理解材料和设计的极限可以防止灾难性的失败。例如，在设计摩天大楼时，工程师必须考虑建筑物在风力或地震活动下可能开始危险摇摆的临界高度。如果高度超过这一限制，结构可能会遭受过度振动，从而导致潜在的损害甚至倒塌。临界高度还可以应用于各种自然现象。在瀑布的情况下，存在一个临界高度，在这个高度上，水流的速度和能量变得如此强大，以至于能够侵蚀周围的岩石。理解这一阈值对于研究河流动力学和生态系统稳定性的环境科学家至关重要。他们可以预测水位或流速的变化可能如何影响周围的栖息地和野生动物。此外，临界高度的概念不仅限于物理结构和自然形态；它也可以应用于生物学的背景。例如，在树木的研究中，存在一个临界高度，超过这个高度，树木可能难以从根部运输水分和养分到叶子。这一限制会影响树木的整体健康和生长，进而影响森林生态和生物多样性。在航空方面，临界高度指的是飞机必须保持某些性能参数以确保安全操作的高度。飞行员必须在起飞和着陆阶段注意这个高度，因为未能遵守这些限制可能导致失控或事故。培训项目强调在各种飞行机动中识别临界高度的重要性，以确保飞行员能够适当地应对可能遇到的任何挑战。总之，术语临界高度涵盖了不同领域的广泛应用。从工程和环境科学到生物学和航空，理解这个概念对于预测结果和确保安全至关重要。通过在各种背景下识别临界高度，专业人员可以做出明智的决策，增强系统的稳定性和可持续性，无论它们是人为的还是自然的。忽视这些关键阈值的后果可能是严重的，这突显了在所有涉及临界高度的领域进行深入研究和谨慎规划的必要性。