neutral line

简明释义

中性线;磁针中央线

英英释义

例句

1.The designer chose a neutral line for the color palette to appeal to a broader audience.

设计师选择了一个中性线条的色彩调色板，以吸引更广泛的观众。

2.The project manager emphasized the need to keep a neutral line during discussions to avoid bias.

项目经理强调在讨论中保持中立立场的重要性，以避免偏见。

3.When analyzing data, researchers must establish a neutral line to avoid skewed results.

在分析数据时，研究人员必须建立一个中立基准以避免结果偏差。

4.In conflict resolution, mediators often draw a neutral line to facilitate constructive dialogue.

在冲突解决中，调解者通常会划定一个中立界限以促进建设性的对话。

5.In a debate, it's important to maintain a neutral line to ensure fairness and objectivity.

在辩论中，保持中立立场以确保公平和客观是很重要的。

作文

In the world of physics and engineering, the term neutral line refers to a specific line or plane within a structure where the stress and strain are zero during bending. Understanding this concept is crucial for designing safe and effective structures, whether they be bridges, buildings, or even simple beams. The neutral line plays a vital role in ensuring that materials do not fail under load, as it helps engineers identify how forces are distributed throughout a material. When a beam is subjected to bending, it experiences tension on one side and compression on the other. The neutral line is the boundary between these two states. Above the neutral line, the material is in compression, while below it, the material is in tension. This distinction is essential because different materials respond differently to these forces. For instance, steel can withstand significant tensile stresses, whereas concrete is much stronger in compression. Thus, knowing the location of the neutral line allows engineers to choose appropriate materials and design techniques that optimize the performance of a structure.In practical applications, determining the location of the neutral line involves understanding the geometry of the beam and the nature of the applied loads. When a beam bends, its cross-section changes, which can affect the position of the neutral line. For example, in a simply supported beam with a uniform load, the neutral line typically runs along the length of the beam at its centroid. However, in more complex situations, such as beams with varying cross-sections or non-uniform loads, the neutral line may shift, requiring careful calculations.The concept of the neutral line is not only limited to structural engineering but also finds applications in various fields such as biomechanics and material science. In biomechanics, understanding the neutral line can help in designing prosthetics and orthotics that mimic natural limb movements, ensuring that they distribute forces effectively without causing injury. Similarly, in material science, the neutral line helps researchers understand how different materials behave under stress, leading to the development of new materials with enhanced properties.In conclusion, the neutral line is a fundamental concept in understanding how structures behave under load. It serves as a critical reference point for engineers and designers, guiding them in their efforts to create safe and efficient structures. By grasping the implications of the neutral line in various applications, professionals can better predict material behavior and enhance the overall performance of their designs. As technology continues to advance, the importance of accurately identifying and utilizing the neutral line will only grow, making it an essential topic for anyone involved in engineering or related fields.

在物理和工程领域，术语neutral line（中性线）指的是结构内的特定线或平面，在弯曲过程中应力和应变为零。理解这一概念对于设计安全有效的结构至关重要，无论是桥梁、建筑物还是简单的梁。neutral line在确保材料在负载下不发生失效方面发挥着重要作用，因为它帮助工程师识别力在材料中的分布。当梁受到弯曲时，它的一侧经历拉伸，另一侧经历压缩。neutral line是这两种状态之间的边界。在neutral line上方，材料处于压缩状态，而在其下方，材料处于拉伸状态。这一区别至关重要，因为不同材料对这些力的反应不同。例如，钢能够承受显著的拉伸应力，而混凝土在压缩方面则强得多。因此，了解neutral line的位置使工程师能够选择合适的材料和设计技术，以优化结构的性能。在实际应用中，确定neutral line的位置需要了解梁的几何形状和施加负载的性质。当梁弯曲时，其截面会发生变化，这可能会影响neutral line的位置。例如，在一个均匀负载的简支梁中，neutral line通常沿着梁的长度运行，位于其重心。然而，在更复杂的情况下，例如具有不同截面的梁或非均匀负载，neutral line可能会移动，因此需要进行仔细的计算。neutral line的概念不仅限于结构工程，还在生物力学和材料科学等多个领域中得到了应用。在生物力学中，理解neutral line可以帮助设计模仿自然肢体运动的假肢和矫形器，确保它们有效地分配力量而不造成伤害。同样，在材料科学中，neutral line帮助研究人员理解不同材料在应力下的行为，从而开发出具有增强性能的新材料。总之，neutral line是理解结构在负载下行为的基本概念。它作为工程师和设计师的重要参考点，引导他们努力创造安全高效的结构。通过掌握neutral line在各种应用中的含义，专业人士可以更好地预测材料的行为，提升其设计的整体性能。随着科技的不断进步，准确识别和利用neutral line的重要性将日益增加，使其成为任何参与工程或相关领域的人的必修课题。