trace analysis

简明释义

微量分析

英英释义

例句

1.The forensic team conducted a thorough trace analysis to identify the suspect's fingerprints at the crime scene.

法医团队进行了彻底的痕迹分析，以识别犯罪现场的嫌疑人指纹。

2.The archaeologist performed a trace analysis of the soil to uncover historical artifacts.

考古学家对土壤进行了痕迹分析，以发现历史文物。

3.For quality control, manufacturers often employ trace analysis to ensure their products meet safety standards.

为了质量控制，制造商通常采用痕迹分析来确保其产品符合安全标准。

4.In environmental studies, trace analysis is crucial for detecting pollutants in water samples.

在环境研究中，痕迹分析对于检测水样中的污染物至关重要。

5.The chemist used trace analysis to determine the composition of the unknown substance.

化学家使用痕迹分析来确定未知物质的成分。

作文

In the world of scientific research and forensic investigations, the term trace analysis plays a crucial role. Trace analysis refers to the examination of small quantities of substances, often at the molecular or elemental level, to identify their composition and source. This technique is widely used in various fields such as chemistry, biology, environmental science, and criminal justice. Understanding trace analysis is essential for both researchers and professionals who seek to uncover hidden information from minute samples.One of the primary applications of trace analysis is in forensic science, where it helps investigators solve crimes by analyzing trace evidence left at crime scenes. For instance, hair, fibers, gunshot residue, and paint chips can provide valuable clues about a suspect's presence at a location. By employing techniques like mass spectrometry or gas chromatography, forensic scientists can detect and quantify these traces, leading to critical insights that could either implicate or exonerate individuals.In addition to its role in forensics, trace analysis is also vital in environmental monitoring. Scientists use this technique to assess pollution levels in air, water, and soil. By identifying trace pollutants, they can evaluate the health of ecosystems and the potential risks to human health. For example, detecting heavy metals or pesticides at trace levels in drinking water can prompt immediate action to protect public health. Thus, trace analysis serves as an essential tool for maintaining environmental safety and compliance with regulations.Moreover, trace analysis has significant implications in the pharmaceutical industry. Drug development often requires the identification of trace impurities in active pharmaceutical ingredients (APIs). These impurities can affect the efficacy and safety of medications, making trace analysis a critical step in ensuring product quality. Regulatory bodies require extensive testing for trace contaminants before approving new drugs for public use, highlighting the importance of this analytical technique in healthcare.Furthermore, advancements in technology have enhanced the capabilities of trace analysis. Innovations such as high-resolution mass spectrometry and advanced chromatographic techniques have improved sensitivity and specificity, allowing scientists to detect even lower concentrations of substances. This progress not only increases the accuracy of analyses but also expands the range of applications for trace analysis, making it indispensable in modern scientific research.In conclusion, trace analysis is a powerful analytical technique with wide-ranging applications across various fields. Its ability to identify and quantify minute quantities of substances makes it invaluable in forensic investigations, environmental monitoring, and pharmaceutical development. As technology continues to evolve, the role of trace analysis will undoubtedly grow, further enhancing our understanding of complex systems and contributing to advancements in science and public safety. It is essential for students and professionals alike to grasp the significance of trace analysis and stay informed about its developments to harness its full potential in their respective fields.

在科学研究和法医调查的世界中，术语痕迹分析发挥着至关重要的作用。痕迹分析是指对微量物质进行检查，通常是在分子或元素层面，以识别其成分和来源。这种技术广泛应用于化学、生物学、环境科学和刑事司法等多个领域。理解痕迹分析对研究人员和专业人士来说至关重要，他们希望从微小样本中揭示隐藏的信息。痕迹分析的主要应用之一是在法医学中，它通过分析犯罪现场留下的痕迹证据来帮助调查人员破案。例如，头发、纤维、枪击残留物和油漆屑可以提供关于嫌疑人出现在某个地点的宝贵线索。法医科学家通过采用质谱法或气相色谱法等技术，可以检测和定量这些痕迹，从而获得可能指控或证明个体无辜的关键见解。除了在法医学中的作用外，痕迹分析在环境监测中也至关重要。科学家利用这一技术评估空气、水和土壤中的污染水平。通过识别痕迹污染物，他们可以评估生态系统的健康状况及其对人类健康的潜在风险。例如，在饮用水中检测到重金属或农药的痕迹水平可以促使立即采取行动以保护公共健康。因此，痕迹分析作为维护环境安全和遵守法规的重要工具，发挥着不可或缺的作用。此外，痕迹分析在制药行业也具有重要意义。药物开发通常需要识别活性药物成分（API）中的痕迹杂质。这些杂质可能影响药物的有效性和安全性，使得痕迹分析成为确保产品质量的关键步骤。监管机构要求在批准新药上市之前进行广泛的痕迹污染物测试，突显了这一分析技术在医疗保健中的重要性。此外，技术的进步增强了痕迹分析的能力。高分辨率质谱法和先进的色谱技术等创新提高了灵敏度和特异性，使科学家能够检测到更低浓度的物质。这一进展不仅提高了分析的准确性，还扩大了痕迹分析的应用范围，使其在现代科学研究中不可或缺。总之，痕迹分析是一种强大的分析技术，广泛应用于多个领域。它识别和定量微量物质的能力使其在法医调查、环境监测和制药开发中极为宝贵。随着技术的不断发展，痕迹分析的作用无疑会增长，进一步增强我们对复杂系统的理解，并促进科学和公共安全的进步。学生和专业人士都必须掌握痕迹分析的重要性，并及时了解其发展，以充分发挥其在各自领域的潜力。