free edge

简明释义

自由边

英英释义

例句

1.When cutting the paper, make sure the free edge is aligned with the ruler for a straight cut.

切割纸张时，确保自由边缘与尺子对齐，以便进行直线切割。

2.The designer ensured that the free edge of the fabric was neatly finished to prevent fraying.

设计师确保布料的自由边缘整齐处理，以防止磨损。

3.In computer graphics, the free edge can be used to define the outer limits of a shape.

在计算机图形学中，自由边缘可用于定义形状的外部边界。

4.In the 3D model, the free edge represents the boundary that is not attached to any other surface.

在3D模型中，自由边缘代表未连接到其他表面的边界。

5.The carpenter sanded the free edge of the wood to ensure it was smooth and safe to touch.

木匠打磨了木头的自由边缘，以确保其光滑且安全触摸。

作文

In the realm of engineering and materials science, the concept of a free edge is crucial for understanding how structures behave under various conditions. A free edge refers to the boundary of a material or structure that is not constrained by any external forces or supports. This notion is particularly important when analyzing composite materials, where the interaction between different layers can lead to complex stress distributions. For instance, consider a layered composite beam subjected to bending. The free edge of the beam experiences different stress levels compared to the layers that are fully supported. This difference can lead to delamination, where the layers begin to separate due to the stress concentrations at the free edge. Understanding these mechanics is essential for engineers to design safer and more efficient structures that utilize composite materials.Moreover, the free edge plays a significant role in the manufacturing processes of materials. When cutting or machining a material, the edges that are not supported are considered free edges. These edges can be prone to defects such as chipping or cracking, which can compromise the integrity of the final product. Therefore, manufacturers must pay close attention to how they handle and process materials, especially near the free edge, to minimize defects and ensure quality.The implications of free edges extend beyond engineering; they also find relevance in fields like architecture and design. Architects must consider how the free edges of structural elements will interact with environmental factors such as wind and rain. For example, a cantilevered balcony has a free edge that must be designed to withstand not only the weight of occupants but also the lateral forces exerted by wind. Failure to account for these forces can lead to catastrophic structural failures.In conclusion, the concept of a free edge is integral to various fields, including engineering, manufacturing, and architecture. It represents a boundary condition that significantly influences the behavior of materials and structures. By understanding and addressing the challenges associated with free edges, professionals can enhance the safety, performance, and durability of their designs. Whether dealing with composite materials or architectural elements, recognizing the importance of free edges is essential for success in these disciplines.

在工程和材料科学领域，‘free edge’的概念对于理解结构在各种条件下的行为至关重要。‘free edge’指的是材料或结构的边界，该边界不受任何外部力量或支撑的约束。这个概念在分析复合材料时尤为重要，因为不同层之间的相互作用可能导致复杂的应力分布。例如，考虑一根受弯曲的分层复合梁。梁的‘free edge’经历的应力水平与完全支撑的层相比是不同的。这种差异可能导致分层，即由于‘free edge’处的应力集中，层开始分离。理解这些力学现象对于工程师设计更安全、更高效的使用复合材料的结构至关重要。此外，‘free edge’在材料的制造过程中也起着重要作用。在切割或加工材料时，未被支撑的边缘被视为‘free edge’。这些边缘容易出现缺陷，如崩边或开裂，这可能会损害最终产品的完整性。因此，制造商必须密切关注如何处理和加工材料，特别是在‘free edge’附近，以最小化缺陷并确保质量。‘free edges’的影响不仅限于工程；它们在建筑和设计等领域也有相关性。建筑师必须考虑结构元素的‘free edges’将如何与风雨等环境因素相互作用。例如，一个悬臂阳台有一个‘free edge’，必须设计以承受不仅是占用者的重量，还有风施加的横向力。如果不考虑这些力量，可能会导致灾难性的结构失败。总之，‘free edge’的概念在工程、制造和建筑等多个领域中都是不可或缺的。它代表了一个边界条件，显著影响材料和结构的行为。通过理解和解决与‘free edges’相关的挑战，专业人士可以提高其设计的安全性、性能和耐久性。无论是处理复合材料还是建筑元素，认识到‘free edges’的重要性对于在这些学科中的成功至关重要。