absolute specific gravity

简明释义

真比重

英英释义

例句

1.Understanding the absolute specific gravity is crucial for engineers when designing flotation systems.

了解绝对比重对于工程师在设计浮选系统时至关重要。

2.The absolute specific gravity of the liquid was found to be 1.2, indicating it is denser than water.

该液体的绝对比重被发现为1.2，表明它比水更密集。

3.The absolute specific gravity of a substance can be determined by dividing its density by the density of water at a specific temperature.

物质的绝对比重可以通过将其密度除以特定温度下水的密度来确定。

4.To calculate the absolute specific gravity, you need to know both the mass and volume of the sample.

要计算绝对比重，您需要知道样品的质量和体积。

5.In the laboratory, we measured the absolute specific gravity of the mineral to assess its purity.

在实验室，我们测量了矿物的绝对比重以评估其纯度。

作文

Understanding the concept of absolute specific gravity is essential in various scientific fields, particularly in physics and engineering. This term refers to the ratio of the density of a substance to the density of a reference substance, typically water, at a specified temperature and pressure. By defining absolute specific gravity, we can better understand how materials behave in different environments, which is crucial for applications ranging from construction to fluid dynamics.In practical terms, the absolute specific gravity of a material allows engineers and scientists to predict how it will interact with other substances. For instance, when designing structures, knowing the absolute specific gravity of the materials used helps determine their weight and stability. A material with a higher absolute specific gravity will be denser and heavier than one with a lower value, affecting the overall design and safety of the structure.Moreover, absolute specific gravity plays a vital role in the field of fluid mechanics. When dealing with liquids and gases, understanding the absolute specific gravity helps in calculating buoyancy, which is the upward force exerted by a fluid. This principle is applied in various scenarios, such as designing ships and submarines that must float or submerge in water. The ability to calculate the absolute specific gravity of the materials used in these vessels ensures that they can withstand the forces acting upon them without sinking or capsizing.In addition to engineering applications, absolute specific gravity is also important in environmental science. For example, when assessing the contamination of groundwater, scientists measure the absolute specific gravity of pollutants to determine their potential impact on the surrounding ecosystem. Substances with a higher absolute specific gravity may settle at the bottom of water bodies, affecting aquatic life and water quality.Furthermore, the study of absolute specific gravity is not limited to solid materials; it is equally important in the analysis of gases. In meteorology, the absolute specific gravity of air and other gases influences weather patterns and climate change. Understanding the absolute specific gravity of different gases allows scientists to model atmospheric behavior accurately, contributing to more reliable weather forecasts and climate predictions.In conclusion, the concept of absolute specific gravity is fundamental across multiple disciplines. Its significance lies in its ability to provide insights into how substances interact based on their densities. Whether in engineering, environmental science, or meteorology, the understanding of absolute specific gravity equips professionals with the knowledge needed to make informed decisions and advancements in their respective fields. As we continue to explore and innovate, the importance of grasping such concepts will only grow, emphasizing the need for education and research in these areas.

理解绝对比重的概念对于多个科学领域至关重要，尤其是在物理和工程学中。这个术语指的是某种物质的密度与参考物质（通常是水）在特定温度和压力下的密度之比。通过定义绝对比重，我们可以更好地理解材料在不同环境中的行为，这对从建筑到流体动力学的应用都是至关重要的。在实际应用中，材料的绝对比重使工程师和科学家能够预测它将如何与其他物质相互作用。例如，在设计结构时，了解所用材料的绝对比重有助于确定其重量和稳定性。具有较高绝对比重的材料会比具有较低值的材料更密集、更重，从而影响整体设计和安全性。此外，绝对比重在流体力学领域也发挥着重要作用。在处理液体和气体时，了解绝对比重有助于计算浮力，浮力是流体施加的向上的力。这一原理在各种场景中得到应用，例如设计必须在水中浮动或潜入的船只和潜艇。能够计算这些船只所用材料的绝对比重，确保它们能够承受施加在它们身上的力量，而不会沉没或倾覆。除了工程应用外，绝对比重在环境科学中同样重要。例如，在评估地下水污染时，科学家测量污染物的绝对比重以确定其对周围生态系统的潜在影响。具有较高绝对比重的物质可能会沉积在水体底部，影响水生生物和水质。此外，绝对比重的研究不仅限于固体材料；在气体分析中同样重要。在气象学中，空气和其他气体的绝对比重影响天气模式和气候变化。了解不同气体的绝对比重使科学家能够准确建模大气行为，从而提高天气预报和气候预测的可靠性。总之，绝对比重的概念在多个学科中都是基础。其重要性在于它能够提供关于物质如何根据其密度相互作用的见解。无论是在工程、环境科学还是气象学中，理解绝对比重使专业人士具备了在各自领域做出明智决策和进步所需的知识。随着我们不断探索和创新，掌握此类概念的重要性只会增加，这强调了在这些领域进行教育和研究的必要性。