nonconservative

简明释义

英[ˌnɒnkənˈsɜːvətɪv]美[ˌnɑnkənˈsɜrvətɪv]

adj. [数] 非保守的；非守恒的，不可逆流的

英英释义

单词用法

同义词

反义词

例句

1.Firstly, the canonical equations of nonconservative constrained Hamiltonian systems are established, and the symmetries and exact invariants of the systems in the extended phase space are studied.

建立了非保守约束哈密顿系统的正则方程，在增广相空间中研究了系统的对称性与精确不变量。

2.The friction force is therefore called a nonconservative or a dissipative force .

因此，摩擦力称为非保守力或耗散力。

3.The friction force is therefore called a nonconservative or a dissipative force.

因此，摩擦力称为非保守力或耗散力。

4.This always applies both for conservative forces, like gravitational and spring forces, but it also holds for nonconservative forces such as friction.

适用于保守力，像重力和弹力，对非保守力同样，适用，如摩擦力。

5.The geometric nonlinear problem of whip antenna structure underthe action of nonconservative loads is analyzed by means of the loading incremental method which has the balanceiteration format.

该文应用具有平衡迭代格式的荷载增量法对非保守力作用下鞭天线结构的几何非线性问题进行了有限元分析；

6.Two classes of numerical methods based on FD-WENO schemes were recommended for solving nonconservative compressible ideal fluid dynamics equations.

以求解双曲守恒律组的FD-WENO格式为基础提出了两类用于求解非守恒可压编理想流体力学方程组的数值方法。

7.In physics, a nonconservative force, such as friction, does work that depends on the path taken.

在物理学中，非保守 力，例如摩擦力，其做功取决于所采取的路径。

8.Some political strategies are considered nonconservative because they challenge traditional values.

一些政治策略被认为是非保守 的，因为它们挑战传统价值观。

9.In economics, a nonconservative approach may involve spending beyond one’s means.

在经济学中，非保守 的方法可能涉及超出自身能力的支出。

10.The nonconservative nature of energy loss in a system can lead to inefficiencies.

系统中能量损失的非保守 性质可能导致效率低下。

11.The researcher noted that the nonconservative forces affected the trajectory of the projectile.

研究人员指出，非保守 力影响了抛射物的轨迹。

作文

In the realm of physics and engineering, the term nonconservative refers to forces or systems that do not conserve mechanical energy. Unlike conservative forces, such as gravity or spring force, which allow energy to be fully recovered, nonconservative forces dissipate energy in forms like heat or sound. This concept is crucial in understanding various real-world applications, from the design of machines to the analysis of natural phenomena.One of the most common examples of a nonconservative force is friction. When an object moves across a surface, the frictional force opposes its motion, converting kinetic energy into thermal energy. This loss of energy means that the total mechanical energy of the system decreases, illustrating the essence of nonconservative forces. For instance, when pushing a heavy box across the floor, you may notice that it becomes increasingly difficult to maintain the same speed. This is due to the work done against friction, a classic example of how nonconservative forces operate in everyday life.Another area where nonconservative forces play a significant role is in electrical circuits. In circuits with resistors, electrical energy is transformed into heat energy due to resistance, which is a nonconservative process. This transformation is vital for the functioning of devices like light bulbs and heaters, where the goal is to convert electrical energy into heat or light rather than to conserve it.Understanding the implications of nonconservative forces is essential for engineers and scientists. For example, when designing vehicles, engineers must account for the energy lost due to air resistance and friction. By improving aerodynamics and using materials that minimize friction, they can enhance fuel efficiency and overall performance. Therefore, recognizing the impact of nonconservative forces allows for better optimization and innovation in engineering solutions.In addition to practical applications, the concept of nonconservative forces also extends into environmental science. When studying ecosystems, researchers often examine how energy flows through different trophic levels. The energy transfer between producers and consumers is not entirely efficient; some energy is lost as heat, making the interactions nonconservative. This understanding is crucial for conservation efforts, as it highlights the importance of energy efficiency in maintaining healthy ecosystems.Moreover, in the context of economics, the idea of nonconservative systems can be applied to resource management. When resources are extracted and consumed, they often do not return to their original state. The depletion of natural resources reflects a nonconservative process, emphasizing the need for sustainable practices. Just as in physics, where energy is lost to nonconservative forces, economic systems must consider the long-term impacts of consumption and strive for balance and sustainability.In conclusion, the concept of nonconservative forces is fundamental across various fields, including physics, engineering, environmental science, and economics. Recognizing how these forces affect energy transformation and resource management enables us to create more efficient systems and promote sustainability. As we continue to innovate and develop new technologies, understanding the implications of nonconservative processes will be key to addressing the challenges of the future.

在物理和工程领域，术语非保守指的是不保留机械能的力或系统。与重力或弹簧力等保守力不同，保守力允许能量被完全回收，而非保守力则以热量或声音等形式耗散能量。这个概念对于理解各种现实应用至关重要，从机器设计到自然现象分析。最常见的非保守力的例子是摩擦。当物体在表面上移动时，摩擦力会阻碍其运动，将动能转化为热能。这种能量的损失意味着系统的总机械能减少，说明了非保守力的本质。例如，当推一个重箱子在地板上时，你可能会注意到维持相同速度变得越来越困难。这是因为需要做功来克服摩擦，这是日常生活中非保守力运作的经典例子。另一个非保守力发挥重要作用的领域是电路。在含有电阻器的电路中，由于电阻，电能转化为热能，这也是一种非保守过程。这种转化对灯泡和加热器等设备的功能至关重要，目标是将电能转化为热能或光而不是保留它。理解非保守力的影响对于工程师和科学家至关重要。例如，在设计车辆时，工程师必须考虑由于空气阻力和摩擦而损失的能量。通过改善空气动力学和使用减少摩擦的材料，他们可以提高燃油效率和整体性能。因此，认识到非保守力的影响可以更好地优化和创新工程解决方案。除了实际应用外，非保守力的概念还扩展到环境科学。当研究生态系统时，研究人员通常会检查能量如何在不同营养级之间流动。生产者和消费者之间的能量转移并不是完全有效的；一些能量以热量的形式损失，使得这种相互作用变得非保守。这一理解对保护工作至关重要，因为它强调了在维持健康生态系统中能量效率的重要性。此外，在经济学的背景下，非保守系统的思想可以应用于资源管理。当资源被提取和消费时，它们往往不会恢复到原来的状态。自然资源的枯竭反映了一个非保守过程，强调了可持续实践的必要性。正如在物理学中，能量因非保守力而损失，经济系统必须考虑消费的长期影响，并努力实现平衡和可持续性。总之，非保守力的概念在物理、工程、环境科学和经济学等各个领域都是基础。认识到这些力如何影响能量转化和资源管理使我们能够创造更高效的系统并促进可持续发展。随着我们继续创新和开发新技术，理解非保守过程的影响将是应对未来挑战的关键。