air sampling

简明释义

空气采样;

英英释义

例句

1.Regular air sampling is essential for detecting hazardous substances in workplaces.

定期进行空气采样对于检测工作场所的有害物质至关重要。

2.The environmental agency conducted air sampling to monitor pollution levels in the city.

环保局进行了空气采样以监测城市的污染水平。

3.The researcher explained the process of air sampling during the seminar.

研究员在研讨会上解释了空气采样的过程。

4.Before starting construction, the team performed air sampling to ensure safety standards were met.

在开始施工之前，团队进行了空气采样以确保安全标准得到满足。

5.The laboratory specializes in air sampling for indoor air quality assessments.

该实验室专注于室内空气质量评估的空气采样。

作文

Air quality is a critical aspect of environmental health, influencing both human well-being and the ecosystem. One of the essential methods used to assess air quality is air sampling, which involves collecting air samples from various locations to analyze the presence of pollutants and other harmful substances. This process is vital for understanding the levels of contaminants in the atmosphere and for developing strategies to mitigate their effects.Air sampling can be conducted using various techniques, including passive and active sampling methods. Passive sampling relies on the natural movement of air to collect samples over time, making it a cost-effective option for long-term monitoring. On the other hand, active sampling requires mechanical devices to draw air through filters or sorbents, allowing for more precise measurements of specific pollutants.The importance of air sampling extends beyond mere data collection; it plays a crucial role in regulatory compliance and public health protection. Governments and environmental agencies often set air quality standards based on the findings from air sampling studies. For instance, the United States Environmental Protection Agency (EPA) utilizes data from air sampling to enforce the Clean Air Act, which aims to improve air quality and protect public health.Moreover, air sampling is instrumental in identifying pollution sources. By analyzing the chemical composition of air samples, scientists can determine whether pollutants originate from industrial activities, vehicular emissions, or natural sources such as wildfires. This information is invaluable for policymakers who need to implement targeted interventions to reduce emissions and protect vulnerable communities.In urban areas, where air pollution is often at its highest, air sampling provides critical insights into the effectiveness of air quality management strategies. For example, cities may use air sampling data to assess the impact of traffic regulations, green spaces, or public transportation initiatives on local air quality. By continuously monitoring air quality through air sampling, city planners can make informed decisions that enhance the quality of life for residents.Furthermore, air sampling has gained increased attention in the context of climate change. As global temperatures rise, the interaction between air pollutants and climate factors becomes more complex. Researchers are now exploring how air sampling can help understand these interactions, particularly in terms of greenhouse gas emissions and their effect on air quality.In conclusion, air sampling is an indispensable tool for assessing air quality and protecting public health. Its applications range from regulatory compliance to source identification and climate research. As we continue to face challenges related to air pollution and climate change, the role of air sampling will only become more significant. By investing in advanced air sampling technologies and methodologies, we can gain a deeper understanding of our air quality and take meaningful steps toward a healthier environment for future generations.

空气质量是环境健康的重要方面，影响着人类的福祉和生态系统。评估空气质量的基本方法之一是空气采样，它涉及从不同地点收集空气样本，以分析污染物和其他有害物质的存在。这个过程对于了解大气中污染物的水平以及制定减缓其影响的策略至关重要。空气采样可以使用多种技术进行，包括被动采样和主动采样方法。被动采样依赖于空气的自然运动，在一段时间内收集样本，使其成为长期监测的一种经济有效的选择。另一方面，主动采样需要机械设备将空气抽入过滤器或吸附剂中，从而允许对特定污染物进行更精确的测量。空气采样的重要性不仅限于数据收集；它在监管合规和公共健康保护中发挥着关键作用。政府和环境机构通常根据空气采样研究的结果设定空气质量标准。例如，美国环境保护署（EPA）利用空气采样的数据来执行《清洁空气法》，该法旨在改善空气质量和保护公共健康。此外，空气采样在识别污染源方面也至关重要。通过分析空气样本的化学成分，科学家可以确定污染物是来自工业活动、车辆排放还是自然来源，如森林火灾。这些信息对于需要实施有针对性的干预措施以减少排放并保护易受影响社区的政策制定者而言是不可或缺的。在城市地区，空气污染通常处于最高水平，空气采样为评估空气质量管理策略的有效性提供了关键见解。例如，城市可能会使用空气采样数据来评估交通法规、绿地或公共交通倡议对当地空气质量的影响。通过持续监测空气质量，城市规划者可以做出明智的决策，从而提升居民的生活质量。此外，空气采样在气候变化背景下也受到越来越多的关注。随着全球气温的上升，空气污染物与气候因素之间的相互作用变得更加复杂。研究人员现在正在探索如何利用空气采样帮助理解这些相互作用，特别是在温室气体排放及其对空气质量的影响方面。总之，空气采样是评估空气质量和保护公共健康不可或缺的工具。它的应用范围从监管合规到源识别，再到气候研究。随着我们继续面临与空气污染和气候变化相关的挑战，空气采样的角色将变得更加重要。通过投资先进的空气采样技术和方法，我们可以更深入地了解我们的空气质量，并采取切实措施，为未来几代人创造一个更健康的环境。