apparent specific gravity

简明释义

表观比重

英英释义

例句

1.The apparent specific gravity of the solution was measured to determine its concentration.

为了确定溶液的浓度，测量了该溶液的表观比重。

2.The apparent specific gravity can change with temperature, so it is important to measure it at a constant temperature.

由于温度的变化可能影响表观比重，因此在恒定温度下进行测量非常重要。

3.To ensure accurate results, the apparent specific gravity should be determined using calibrated instruments.

为了确保结果的准确性，应该使用经过校准的仪器来确定表观比重。

4.Engineers often consider the apparent specific gravity when designing buoyant structures.

工程师在设计浮力结构时通常会考虑表观比重。

5.In this experiment, we calculated the apparent specific gravity of various liquids to compare their densities.

在这个实验中，我们计算了各种液体的表观比重以比较它们的密度。

作文

The term apparent specific gravity refers to the ratio of the density of a substance to the density of a reference substance, typically water, at a specified temperature. This concept is crucial in various scientific fields, including chemistry, physics, and engineering. Understanding the apparent specific gravity of a material can provide insights into its composition, behavior under different conditions, and potential applications. When we discuss the apparent specific gravity of a substance, we are often interested in how it behaves when immersed in a fluid. This measurement can be influenced by factors such as temperature, pressure, and the presence of impurities. For example, a solid object may appear to weigh less when submerged in water due to the buoyant force acting on it. This phenomenon highlights the importance of distinguishing between an object's true weight and its apparent weight when considering its apparent specific gravity. In practical applications, the apparent specific gravity is used in various industries, including construction, mining, and pharmaceuticals. In the construction industry, for instance, knowing the apparent specific gravity of materials like concrete or gravel helps engineers determine how much weight these materials can support. Similarly, in the mining industry, understanding the apparent specific gravity of ores can assist in the extraction process, ensuring that valuable resources are efficiently separated from waste materials. Moreover, in the pharmaceutical field, the apparent specific gravity of a drug formulation can influence its bioavailability and efficacy. A drug's apparent specific gravity can affect how quickly it dissolves in the body, which in turn impacts how effectively it can be absorbed into the bloodstream. Therefore, pharmaceutical scientists must carefully consider the apparent specific gravity during the development of new medications. The calculation of apparent specific gravity is relatively straightforward. It can be determined using the formula: Apparent Specific Gravity = (Weight of Substance in Air) / (Weight of Equal Volume of Water) This equation allows researchers and engineers to quantify the apparent specific gravity of various materials. By conducting experiments to measure these weights, they can gain valuable data that informs their work. In conclusion, the concept of apparent specific gravity is essential for understanding the physical properties of materials across different scientific disciplines. From construction to pharmaceuticals, this measurement plays a significant role in determining how substances interact with their environments. As we continue to explore new materials and technologies, a firm grasp of the apparent specific gravity will undoubtedly remain a cornerstone of scientific inquiry and practical application. By comprehending the implications of apparent specific gravity in various contexts, we can better appreciate the complexities of the materials we encounter in our daily lives and the scientific principles that govern them.

“表观比重”是指某种物质的密度与参考物质（通常是水）在特定温度下的密度之比。这个概念在化学、物理和工程等多个科学领域至关重要。理解一种材料的表观比重可以提供有关其成分、在不同条件下的行为以及潜在应用的洞察。当我们讨论一种物质的表观比重时，我们通常对其在液体中浸没时的表现感兴趣。这一测量可能受到温度、压力和杂质存在等因素的影响。例如，固体物体在水中浸没时可能显得更轻，这是由于作用于其上的浮力。这一现象强调了区分物体的真实重量和其在考虑表观比重时的表观重量的重要性。在实际应用中，表观比重被广泛用于建筑、采矿和制药等多个行业。例如，在建筑行业，了解混凝土或砾石等材料的表观比重有助于工程师确定这些材料能够承受多少重量。同样，在采矿行业，了解矿石的表观比重可以帮助提取过程，确保有效地将有价值的资源与废料分开。此外，在制药领域，药物制剂的表观比重可以影响其生物利用度和功效。药物的表观比重会影响其在体内的溶解速度，进而影响其被吸收到血液中的效果。因此，制药科学家在开发新药物时必须仔细考虑表观比重。计算表观比重相对简单。可以使用以下公式进行确定：表观比重 = （空气中物质的重量）/（等体积水的重量）这个公式使研究人员和工程师能够量化各种材料的表观比重。通过进行实验以测量这些重量，他们可以获得宝贵的数据来指导他们的工作。总之，表观比重的概念对于理解不同科学学科中材料的物理特性至关重要。从建筑到制药，这一测量在确定物质与环境的相互作用中发挥着重要作用。随着我们继续探索新材料和新技术，对表观比重的深入理解无疑将继续成为科学探究和实际应用的基石。通过理解表观比重在各种背景下的影响，我们可以更好地欣赏我们日常生活中遇到的材料的复杂性以及支配它们的科学原理。