back reaction

简明释义

逆反应

英英释义

例句

1.The scientist observed a significant back reaction during the experiment, indicating an unexpected outcome.

科学家在实验中观察到显著的反作用，这表明结果出乎意料。

2.The back reaction from the audience was overwhelmingly positive after the performance.

演出结束后，观众的反应是压倒性的积极。

3.The engineer had to account for the back reaction when designing the new engine.

工程师在设计新发动机时必须考虑到反作用。

4.In physics, a back reaction occurs when an action produces a counteracting force.

在物理学中，反作用发生在一个动作产生了反作用力时。

5.In chemical reactions, the back reaction can often lead to the formation of different products.

在化学反应中，反作用常常会导致不同产物的形成。

作文

In the realm of physics and chemistry, the term back reaction refers to a process where the products of a reaction revert back to the original reactants. This phenomenon is crucial in understanding dynamic equilibrium in chemical reactions. For instance, consider the synthesis of water from hydrogen and oxygen. When hydrogen gas reacts with oxygen gas, it forms water. However, under certain conditions, that water can break down into hydrogen and oxygen again. This reverse process is what we describe as the back reaction (反应回退). The concept of back reaction is not limited to just chemical reactions; it also applies to biological systems and ecological interactions. In ecosystems, for example, the population dynamics of predators and prey can exhibit back reactions. When the population of prey increases, it leads to a rise in predator numbers due to more available food. As predator numbers grow, they begin to reduce the prey population, which in turn affects the predator population when there are fewer prey to sustain them. This cyclical nature of interactions can be viewed as a back reaction (反应回退) within the ecosystem. Understanding back reactions is essential for scientists and researchers as it helps them predict the behavior of systems under various conditions. In industrial applications, controlling back reactions can optimize production processes. For example, in the manufacturing of ammonia via the Haber process, the formation of ammonia is a forward reaction, but the dissociation of ammonia back into nitrogen and hydrogen gases is a back reaction (反应回退). By manipulating temperature and pressure, chemists can favor the forward reaction while minimizing the back reaction, thereby increasing yield. Moreover, the concept of back reaction extends to thermodynamics, where it plays a significant role in energy transfer and conversion processes. In reversible reactions, the back reaction (反应回退) is crucial to achieving a state of balance or equilibrium. The principles of thermodynamics dictate that systems will naturally progress towards a state of minimum energy, and back reactions are a key component of this process. In summary, the term back reaction (反应回退) encompasses a wide range of phenomena across different scientific disciplines. Whether in chemical reactions, biological systems, or thermodynamic processes, understanding how and why these back reactions occur is vital for advancing our knowledge and capabilities in science and engineering. As we continue to explore the complexities of natural and artificial systems, the significance of back reactions will undoubtedly remain a central theme in our quest for understanding the world around us.

在物理和化学领域，术语back reaction（反应回退）指的是一个过程，其中反应的产物重新转化为原始反应物。这一现象对于理解化学反应中的动态平衡至关重要。例如，考虑氢气和氧气合成水的过程。当氢气与氧气反应时，它们形成水。然而，在某些条件下，这些水可以分解为氢气和氧气。这个逆过程就是我们所描述的back reaction（反应回退）。back reaction（反应回退）的概念不仅限于化学反应；它也适用于生物系统和生态相互作用。例如，在生态系统中，捕食者和猎物的种群动态可能表现出back reactions（反应回退）。当猎物种群增加时，由于有更多可用的食物，这会导致捕食者数量上升。随着捕食者数量的增长，它们开始减少猎物种群，这反过来又影响捕食者种群，因为猎物减少后难以维持它们的生存。这种相互作用的循环性质可以看作是生态系统内的back reaction（反应回退）。理解back reactions（反应回退）对科学家和研究人员来说至关重要，因为它帮助他们预测系统在各种条件下的行为。在工业应用中，控制back reactions（反应回退）可以优化生产过程。例如，在通过哈伯法制造氨气的过程中，氨气的形成是一个正反应，但氨气分解回氮气和氢气的过程则是一个back reaction（反应回退）。通过操控温度和压力，化学家可以促进正反应，同时最小化back reaction（反应回退），从而提高产量。此外，back reaction（反应回退）的概念扩展到热力学，在能量转移和转换过程中发挥着重要作用。在可逆反应中，back reaction（反应回退）对于实现平衡或均衡状态至关重要。热力学的原理规定，系统将自然地朝向最低能量状态发展，而back reactions（反应回退）是这一过程的关键组成部分。总之，术语back reaction（反应回退）涵盖了不同科学学科中的广泛现象。无论是在化学反应、生物系统还是热力学过程中，理解这些back reactions（反应回退）发生的原因和方式对于推进我们在科学和工程领域的知识和能力至关重要。随着我们继续探索自然和人工系统的复杂性，back reactions（反应回退）的重要性无疑将在我们理解周围世界的追求中保持中心主题。