bulk parameter

简明释义

宏观参数;

英英释义

例句

1.The software allows users to input a bulk parameter for more accurate calculations.

该软件允许用户输入大宗参数以获得更准确的计算结果。

2.In the simulation, changing the bulk parameter significantly affected the overall performance of the model.

在模拟中，改变大宗参数显著影响了模型的整体性能。

3.When analyzing data, it's crucial to consider the bulk parameter for reliable results.

在分析数据时，考虑大宗参数对于获得可靠结果至关重要。

4.Researchers found that the bulk parameter influences the thermal conductivity of the composite materials.

研究人员发现，大宗参数影响复合材料的热导率。

5.The engineer adjusted the bulk parameter to optimize the material's strength in the design process.

工程师调整了大宗参数以优化设计过程中的材料强度。

作文

In the field of physics and engineering, the term bulk parameter refers to properties that describe the behavior of materials as a whole, rather than on an individual or microscopic level. These parameters are essential for understanding how materials will perform under various conditions and are critical in fields such as structural engineering, materials science, and geophysics. For instance, when designing a bridge, engineers must consider the bulk parameter of the materials used, such as density, modulus of elasticity, and thermal conductivity. These properties help predict how the materials will react to forces and environmental changes.One of the most important bulk parameters is density, which is defined as mass per unit volume. It plays a crucial role in determining how heavy a structure will be and how it will interact with gravitational forces. A higher density material might be more suitable for certain applications, while lower density materials could be advantageous for reducing overall weight. This is particularly relevant in aerospace engineering, where every gram counts in terms of fuel efficiency and performance.Another significant bulk parameter is the modulus of elasticity, which measures a material's ability to deform elastically (i.e., non-permanently) when a force is applied. This property is vital in assessing how much a material will stretch or compress under load. For example, steel has a high modulus of elasticity, making it an excellent choice for construction projects that require materials to withstand significant stress without bending or breaking.Thermal conductivity is also a key bulk parameter, especially in applications involving heat transfer. It indicates how well a material can conduct heat, which is crucial in designing insulation systems or heat exchangers. Materials with low thermal conductivity, such as fiberglass, are often used in building insulation to keep homes warm in winter and cool in summer, thereby improving energy efficiency.The concept of bulk parameter is not limited to solid materials; it also applies to fluids. In fluid dynamics, properties such as viscosity and density are considered bulk parameters. For example, the viscosity of a fluid affects how it flows and interacts with surfaces, which is essential knowledge in chemical engineering processes.Understanding bulk parameters allows engineers and scientists to make informed decisions about material selection and design. By analyzing these properties, they can predict how materials will behave under different conditions, leading to safer and more efficient designs. Moreover, advancements in technology have enabled researchers to develop new materials with tailored bulk parameters that meet specific needs, opening up possibilities for innovation in various industries.In conclusion, bulk parameters are fundamental characteristics that describe the overall behavior of materials in different contexts. From construction to manufacturing, these parameters help professionals make better choices regarding material usage and design strategies. As we continue to explore new materials and technologies, the importance of understanding bulk parameters will only grow, paving the way for more efficient and innovative solutions in engineering and science.

在物理和工程领域，术语bulk parameter指的是描述材料整体行为的性质，而不是个体或微观水平的性质。这些参数对于理解材料在各种条件下的表现至关重要，并且在结构工程、材料科学和地球物理等领域中都非常关键。例如，在设计桥梁时，工程师必须考虑所用材料的bulk parameter，如密度、弹性模量和热导率。这些属性有助于预测材料在受力和环境变化下的反应。最重要的bulk parameter之一是密度，它被定义为单位体积的质量。它在确定结构的重量以及如何与重力相互作用方面起着至关重要的作用。较高密度的材料可能更适合某些应用，而较低密度的材料则可能在减轻整体重量方面具有优势。这在航空航天工程中特别相关，因为每克的重量都会影响燃油效率和性能。另一个重要的bulk parameter是弹性模量，它衡量材料在施加力时的弹性变形能力（即非永久性变形）。这个特性在评估材料在负载下会伸展或压缩多少方面至关重要。例如，钢材具有高弹性模量，使其成为需要在没有弯曲或断裂的情况下承受显著应力的建筑项目的优秀选择。热导率也是一个关键的bulk parameter，尤其是在涉及热传递的应用中。它指示材料能多好地导热，这在设计绝缘系统或热交换器时至关重要。具有低热导率的材料，如玻璃纤维，通常用于建筑绝缘，以保持家庭在冬季温暖和夏季凉爽，从而提高能源效率。bulk parameter的概念不仅限于固体材料；它也适用于流体。在流体动力学中，粘度和密度等性质被视为bulk parameters。例如，流体的粘度影响其流动及与表面的相互作用，这在化学工程过程中是必不可少的知识。理解bulk parameters使工程师和科学家能够就材料选择和设计做出明智的决策。通过分析这些性质，他们可以预测材料在不同条件下的表现，从而导致更安全、更高效的设计。此外，技术的进步使研究人员能够开发出具有特定需求的定制bulk parameters的新材料，为各个行业的创新开辟了可能性。总之，bulk parameters是描述材料在不同背景下整体行为的基本特征。从建筑到制造，这些参数帮助专业人士在材料使用和设计策略方面做出更好的选择。随着我们继续探索新材料和技术，理解bulk parameters的重要性只会增加，为工程和科学中的更高效和创新的解决方案铺平道路。