absorptiometer

简明释义

英[/əbˌzɔːrpʧiˈɑːmɪtər/]美[/əbˌzɔːrpʧiˈɑːmɪtər/]

n. 吸收比色计；吸收计

英英释义

单词用法

同义词

反义词

例句

1.Objective To analyze the coefficient of variation(CV) by measurements of bone mineral density with the dual-energy X-ray absorptiometer(DXA, Prodigy).

目的分析骨密度仪测量骨密度的变异系数。

2.The bone density of the mandibular angle and coxofemoral region can be measured with dual-energy X-ray absorptiometer.

可以使用双能X 射线吸收仪测量下颌角和股骨区的骨密度。

3.Objective To analyze the coefficient of variation(CV) by measurements of bone mineral density with the dual-energy X-ray absorptiometer(DXA, Prodigy).

目的分析骨密度仪测量骨密度的变异系数。

4.The laboratory used an absorptiometer to measure the concentration of the solution.

实验室使用了一个吸收测量仪来测量溶液的浓度。

5.The absorptiometer revealed that the sample had a high level of impurities.

该吸收测量仪显示样品中含有高水平的杂质。

6.During the experiment, the team recorded data from the absorptiometer at regular intervals.

在实验过程中，团队定期记录吸收测量仪的数据。

7.To ensure accurate results, calibrate the absorptiometer before each use.

为确保结果准确，在每次使用前校准吸收测量仪。

8.Researchers employed an absorptiometer to analyze the absorption characteristics of the new material.

研究人员使用吸收测量仪分析新材料的吸收特性。

作文

The field of scientific research often requires precise measurement tools to accurately assess various properties of materials. One such tool is the absorptiometer, which plays a crucial role in measuring the absorption of light or other forms of radiation by a substance. This instrument is widely used in fields such as chemistry, biology, and environmental science, providing essential data for researchers and professionals alike.An absorptiometer can be defined as a device that quantifies the amount of light absorbed by a sample at specific wavelengths. This measurement is critical in determining the concentration of a substance in a solution, as the amount of light absorbed is directly proportional to the concentration of the absorbing species according to Beer-Lambert Law. The absorptiometer operates by passing a beam of light through a sample and measuring the intensity of light before and after it passes through the material. The difference in intensity allows scientists to calculate the absorption characteristics of the sample.In practical applications, absorptiometers are frequently used in laboratories for analyzing chemical compounds. For instance, in pharmaceutical research, they help in determining the concentration of active ingredients in drug formulations. Similarly, in environmental studies, absorptiometers are employed to monitor pollutants in water and air samples, thus providing vital information for environmental protection efforts.Moreover, the use of absorptiometers extends beyond laboratory settings. In industries such as food and beverage, these devices are utilized to ensure quality control by measuring the color and clarity of products. For example, the concentration of pigments in juices can be monitored using an absorptiometer, ensuring that the final product meets consumer standards.The advancement of technology has led to the development of more sophisticated absorptiometers. Modern devices are often equipped with digital displays, automated calibration features, and advanced software for data analysis. This evolution not only enhances the accuracy of measurements but also increases the efficiency of research processes.In conclusion, the absorptiometer is an indispensable tool in various scientific disciplines. Its ability to provide accurate measurements of light absorption makes it essential for research and quality control across multiple industries. As technology continues to advance, the capabilities of absorptiometers will likely expand, further enhancing their importance in scientific inquiry and industrial applications. Understanding how to effectively utilize this instrument is vital for anyone involved in research or quality assurance, making the absorptiometer a fundamental component in the toolkit of modern science.

科学研究领域通常需要精确的测量工具来准确评估材料的各种性质。吸收计就是其中一种工具，它在测量物质对光或其他形式辐射的吸收方面发挥着至关重要的作用。这种仪器广泛应用于化学、生物学和环境科学等领域，为研究人员和专业人士提供了必要的数据。吸收计可以定义为一种定量测量样本在特定波长下吸收光线的设备。这种测量对于确定溶液中物质的浓度至关重要，因为根据比尔-朗伯定律，吸收的光量与吸收物质的浓度成正比。吸收计通过将光束穿过样品并测量光在穿过材料前后的强度来工作。强度的差异使科学家能够计算样本的吸收特性。在实际应用中，吸收计经常用于实验室分析化合物。例如，在制药研究中，它们帮助确定药物配方中活性成分的浓度。同样，在环境研究中，吸收计被用来监测水和空气样本中的污染物，从而为环境保护工作提供重要信息。此外，吸收计的使用超出了实验室设置。在食品和饮料等行业，这些设备被用来通过测量产品的颜色和清晰度来确保质量控制。例如，可以使用吸收计监测果汁中颜料的浓度，以确保最终产品符合消费者标准。技术的进步导致了更复杂的吸收计的发展。现代设备通常配备数字显示屏、自动校准功能和用于数据分析的先进软件。这一演变不仅提高了测量的准确性，还提高了研究过程的效率。总之，吸收计是各个科学学科中不可或缺的工具。它提供的光吸收准确测量能力使其在多个行业的研究和质量控制中至关重要。随着技术的不断进步，吸收计的能力可能会进一步扩展，进一步增强其在科学研究和工业应用中的重要性。有效地利用这一仪器的能力对于任何参与研究或质量保证的人来说都是至关重要的，这使得吸收计成为现代科学工具箱中的基础组件。