stationary state

简明释义

稳定状态

英英释义

例句

1.The system reached a stationary state after several iterations of the algorithm.

该系统在算法的多次迭代后达到了稳态。

2.The fluid dynamics simulation showed that the flow eventually reaches a stationary state.

流体动力学模拟显示，流动最终达到一个稳态。

3.In ecology, a population can exist in a stationary state when birth and death rates are equal.

在生态学中，当出生率和死亡率相等时，种群可以存在于一个静态状态。

4.When the temperature stabilizes, the material enters a stationary state where its properties remain constant.

当温度稳定时，材料进入一个其性质保持不变的静止状态。

5.In quantum mechanics, a particle in a stationary state is one that has a definite energy and does not change with time.

在量子力学中，处于定态的粒子具有确定的能量，并且随时间不发生变化。

作文

In the realm of physics and chemistry, the term stationary state refers to a condition where the properties of a system remain constant over time. This concept is critical in understanding various phenomena, especially in quantum mechanics and thermodynamics. A stationary state implies that while there may be energy fluctuations within the system, the overall configuration does not change, allowing scientists to make accurate predictions about the behavior of particles and molecules. For instance, in quantum mechanics, an electron can exist in a stationary state around an atom, where its probability distribution remains unchanged as time progresses. This stability is essential for the formation of chemical bonds and the overall stability of matter.In thermodynamics, the idea of a stationary state is often illustrated through the concept of equilibrium. When a system reaches thermal equilibrium, the macroscopic properties such as temperature, pressure, and volume do not change with time, even though microscopic processes are continually occurring. For example, consider a closed container filled with gas. As the gas particles collide with each other and the walls of the container, they exchange energy. However, once the system reaches a stationary state, the average energy of the particles remains constant, leading to a stable temperature throughout the container.Understanding stationary states is not only crucial in scientific research but also has practical applications in technology. For instance, when designing electronic circuits, engineers must take into account the stationary state of electrical components to ensure that they operate efficiently without overheating or failing. Similarly, in chemical engineering, maintaining a stationary state in reactors is vital for optimizing production processes and ensuring safety.Moreover, the concept of a stationary state can be extended beyond the physical sciences into fields such as economics and ecology. In economics, a market can be considered to be in a stationary state when supply equals demand, resulting in stable prices and quantities. Likewise, in ecology, ecosystems can reach a stationary state where species populations fluctuate around a certain average, maintaining biodiversity and ecosystem health.In conclusion, the notion of a stationary state is fundamental across various disciplines. Whether in physics, chemistry, engineering, economics, or ecology, recognizing and understanding this concept allows for better predictions and control of systems. It highlights the balance between dynamic processes and stable configurations, showcasing the intricate dance of change and constancy in our universe. As we continue to explore and innovate within these fields, the principles surrounding stationary states will undoubtedly play a pivotal role in shaping our understanding and technological advancements.

在物理和化学领域，术语stationary state指的是系统的性质随时间保持不变的状态。这个概念在理解各种现象时至关重要，尤其是在量子力学和热力学中。stationary state意味着尽管系统内部可能存在能量波动，但整体配置不会改变，从而使科学家能够准确预测粒子和分子的行为。例如，在量子力学中，电子可以存在于原子的stationary state中，其概率分布随着时间的推移保持不变。这种稳定性对于化学键的形成和物质的整体稳定性至关重要。在热力学中，stationary state的概念通常通过平衡的概念来说明。当一个系统达到热平衡时，宏观性质如温度、压力和体积不会随时间变化，即使微观过程持续发生。例如，考虑一个充满气体的封闭容器。当气体粒子相互碰撞并与容器壁发生碰撞时，它们会交换能量。然而，一旦系统达到stationary state，粒子的平均能量保持不变，导致容器内的温度稳定。理解stationary states不仅对科学研究至关重要，而且在技术应用中也具有实际意义。例如，在设计电子电路时，工程师必须考虑电气组件的stationary state，以确保它们高效运行而不会过热或失效。同样，在化学工程中，维持反应器的stationary state对于优化生产过程和确保安全至关重要。此外，stationary state的概念可以扩展到经济学和生态学等领域。在经济学中，当供给等于需求时，市场可以被认为处于stationary state，从而导致价格和数量的稳定。同样，在生态学中，生态系统可以达到stationary state，其中物种种群围绕某个平均值波动，维持生物多样性和生态系统健康。总之，stationary state的概念在各个学科中都是基础。无论是在物理、化学、工程、经济学还是生态学中，认识和理解这一概念可以更好地预测和控制系统。它突显了动态过程与稳定配置之间的平衡，展示了我们宇宙中变化与恒常的复杂舞蹈。随着我们继续在这些领域探索和创新，围绕stationary states的原则无疑将在塑造我们的理解和技术进步中发挥关键作用。