chemical analysis

简明释义

化学分析

英英释义

例句

1.The forensic team used chemical analysis to identify substances at the crime scene.

法医团队使用化学分析来识别犯罪现场的物质。

2.A chemical analysis of the water sample revealed high levels of contaminants.

对水样的化学分析显示出高水平的污染物。

3.Before releasing the new product, the company performed a chemical analysis to ensure safety.

在发布新产品之前，公司进行了化学分析以确保安全性。

4.The laboratory conducted a thorough chemical analysis to determine the composition of the unknown substance.

实验室进行了彻底的化学分析以确定未知物质的成分。

5.Students learned how to perform a chemical analysis in their chemistry class.

学生们在化学课上学习如何进行化学分析。

作文

Chemical analysis is a fundamental process that allows scientists to identify the composition of substances and understand their properties. This technique plays a crucial role in various fields, including chemistry, biology, environmental science, and even medicine. By performing chemical analysis (化学分析), researchers can determine the presence and concentration of different elements and compounds within a sample. The significance of this process cannot be overstated, as it provides essential information that drives innovation and safety in numerous applications.In the field of pharmaceuticals, for instance, chemical analysis (化学分析) is vital for ensuring the quality and efficacy of drugs. Before a new medication can be approved for public use, it undergoes rigorous testing to confirm its chemical makeup. This testing not only verifies that the drug contains the correct ingredients, but it also checks for the absence of harmful impurities. Without thorough chemical analysis (化学分析), patients could be at risk of receiving ineffective or dangerous medications.Moreover, in environmental science, chemical analysis (化学分析) is employed to monitor pollutants in air, water, and soil. By analyzing samples from these environments, scientists can detect harmful substances and assess their concentrations. This information is crucial for developing strategies to combat pollution and protect public health. For example, if a water source is found to contain high levels of lead through chemical analysis (化学分析), immediate action can be taken to prevent exposure to the community.In addition to its applications in health and the environment, chemical analysis (化学分析) is also important in industrial processes. Manufacturers often rely on this technique to ensure that raw materials meet specific standards before they are used in production. By conducting chemical analysis (化学分析), companies can avoid costly mistakes and maintain product quality. For instance, in the food industry, chemical analysis (化学分析) helps to verify that products are free from contaminants and meet nutritional claims, thereby protecting consumers and enhancing brand reputation.Furthermore, chemical analysis (化学分析) is instrumental in advancing scientific research. Researchers utilize this technique to explore new materials, investigate chemical reactions, and develop innovative technologies. For example, in nanotechnology, scientists perform chemical analysis (化学分析) to study the properties of nanoparticles and their interactions with other substances. This knowledge is essential for creating new products that can revolutionize industries ranging from electronics to medicine.In conclusion, chemical analysis (化学分析) is an indispensable tool in modern science and industry. Its ability to provide detailed information about the composition and properties of substances makes it vital for ensuring safety, quality, and innovation across various fields. As technology advances, the methods of chemical analysis (化学分析) continue to evolve, leading to more precise and efficient techniques that will undoubtedly enhance our understanding of the world around us.