mechanical characteristic

简明释义

机械特性

英英释义

例句

1.The mechanical characteristic of the alloy was tested under various stress conditions.

合金的机械特性在不同的应力条件下进行了测试。

2.The engineer analyzed the mechanical characteristic of the material to ensure it could withstand high temperatures.

工程师分析了材料的机械特性，以确保其能承受高温。

3.Engineers must consider the mechanical characteristic of components when designing machinery.

工程师在设计机械时必须考虑部件的机械特性。

4.Understanding the mechanical characteristic of a spring is crucial for designing effective suspension systems.

理解弹簧的机械特性对于设计有效的悬挂系统至关重要。

5.The mechanical characteristic of the plastic used in the product determines its durability.

产品中使用的塑料的机械特性决定了其耐用性。

作文

Mechanical characteristics play a crucial role in the field of engineering and materials science. They refer to the properties of a material that define its behavior under various mechanical loads. Understanding these properties is essential for engineers when designing structures, components, or systems that must withstand forces without failing. The term mechanical characteristic (机械特性) encompasses a variety of attributes such as tensile strength, compressive strength, elasticity, hardness, and fatigue resistance. Each of these characteristics provides valuable insights into how a material will perform in real-world applications.For instance, tensile strength is a critical mechanical characteristic (机械特性) that indicates how much pulling force a material can withstand before breaking. This property is particularly important in applications where materials are subjected to stretching forces, such as cables, ropes, and structural beams. Engineers must select materials with appropriate tensile strength to ensure safety and functionality in their designs.Another important mechanical characteristic (机械特性) is compressive strength, which measures a material's ability to withstand axial loads that tend to compress it. This property is vital in construction, where materials like concrete and steel are often used in columns and foundations. A thorough understanding of compressive strength helps engineers design buildings and bridges that can support heavy loads without collapsing.Elasticity is another key mechanical characteristic (机械特性) that describes a material's ability to return to its original shape after deformation. Materials with high elasticity, such as rubber, can stretch significantly and still recover their shape, making them ideal for applications like seals and gaskets. On the other hand, materials with low elasticity may suffer permanent deformation when subjected to stress, which can lead to failure in structural applications.Hardness is also a critical mechanical characteristic (机械特性), reflecting a material's resistance to indentation and scratching. Hard materials are often required in tools and machinery to ensure durability and longevity. Engineers must consider hardness when selecting materials for specific applications, balancing the need for toughness with the potential for wear.Lastly, fatigue resistance is a vital mechanical characteristic (机械特性) that indicates a material's ability to withstand repeated loading and unloading cycles without failing. This property is especially important in components subjected to fluctuating stresses, such as aircraft wings and automotive parts. Understanding fatigue resistance helps engineers predict the lifespan of materials and components, ensuring reliability and safety in their designs.In conclusion, the mechanical characteristic (机械特性) of materials is fundamental to engineering and design. By thoroughly understanding these properties, engineers can make informed decisions when selecting materials for various applications. Whether it's ensuring the safety of a bridge, the durability of a tool, or the performance of a vehicle, the knowledge of mechanical characteristic (机械特性) is indispensable in creating effective and reliable designs.