particle counter

简明释义

粒子计数管

英英释义

例句

1.To ensure product quality, the manufacturer regularly calibrates their particle counter.

为了确保产品质量，制造商定期校准他们的粒子计数器。

2.The lab technician used a particle counter to measure the concentration of airborne particles in the clean room.

实验室技术员使用粒子计数器测量洁净室中空气中颗粒的浓度。

3.Environmental scientists employed a particle counter to analyze pollution levels in urban areas.

环境科学家使用粒子计数器分析城市地区的污染水平。

4.The particle counter indicated a spike in particulate matter following the construction work nearby.

该粒子计数器显示在附近施工后颗粒物质的急剧增加。

5.In the semiconductor industry, a particle counter is essential for monitoring contamination during production.

在半导体行业，粒子计数器对于监测生产过程中的污染至关重要。

作文

In today's world, where air quality is a growing concern, the importance of monitoring particulate matter cannot be overstated. One of the most effective tools for this purpose is the particle counter. A particle counter is an instrument used to detect and count particles in the air or other gases. These particles can be dust, pollen, smoke, or any other small contaminants that can affect health and the environment. Understanding how a particle counter works and its applications can help us appreciate the significance of maintaining clean air. The operation of a particle counter is based on the principle of light scattering. When a particle passes through a laser beam, it scatters light. The particle counter detects this scattered light and determines the size and number of particles present. This technology allows for real-time monitoring of air quality, which is crucial for various industries, including pharmaceuticals, manufacturing, and environmental science. For instance, in the pharmaceutical industry, a particle counter is essential for ensuring that sterile environments are maintained. Any contamination can lead to severe consequences, including product recalls and health risks. By using a particle counter, companies can monitor their cleanrooms and take immediate action if particle levels exceed acceptable limits. Moreover, in environmental science, researchers often employ particle counters to study air quality in urban areas. High levels of particulate matter can lead to respiratory problems and other health issues in the population. By utilizing a particle counter, scientists can gather data to inform public policy and advocate for cleaner air initiatives. Another significant application of particle counters is in indoor air quality management. Many people spend a considerable amount of time indoors, whether at home or in workplaces. Poor indoor air quality can lead to various health problems, such as allergies and asthma. By regularly monitoring indoor air with a particle counter, individuals and organizations can identify sources of pollution and take corrective measures. In conclusion, the particle counter plays a vital role in monitoring and improving air quality. Its ability to detect and quantify particles makes it an indispensable tool in various fields. As awareness of air quality issues continues to grow, the demand for particle counters will likely increase. By understanding the function and importance of these devices, we can better appreciate their contribution to a healthier environment. In summary, a particle counter (粒子计数器) serves as a critical instrument in our efforts to maintain clean air and protect public health. Whether in industrial settings or research laboratories, the ability to accurately measure particulate matter is essential for ensuring safety and compliance with health standards.