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Updated: Jul 13, 2025

Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions
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[PM2.5的时空变化及其在长江三角洲城市聚集中的影响因素]

Shu-Qi Wu1, Jia-Qi Yao2, Ran Yang1

  • 1College of Resource Environment and Tourism, Capital Normal University, Beijing 100048, China.

Huan jing ke xue= Huanjing kexue
|October 12, 2023
PubMed
概括

从2015年到2021年,长江三角洲的颗粒物 (PM2.5) 水平下降,风速和温度成为主要影响因素. 这些发现有助于制定有效的空气污染控制战略,以实现可持续发展.

关键词:
对于PM2.5来说,这是一个很好的例子.多个尺度的合器振荡.多个波段连贯性的波段.部分波段连贯性波段连贯性的部分波段连贯性时间空间的变化.

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Sampling Plans01:23

Sampling Plans

Sampling is a crucial step in analytical chemistry, allowing researchers to collect representative data from a large population. Common sampling methods include random, judgmental, systematic, stratified, and cluster sampling.
Random sampling is a method where each member of the population has an equal chance of being selected for the sample. It involves selecting individuals randomly, often using random number generators or lottery-type methods. For example, when analyzing the properties of a...
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