相关实验视频

Updated: May 6, 2026

Characterization, Quantification and Compound-specific Isotopic Analysis of Pyrogenic Carbon Using Benzene Polycarboxylic Acids BPCA
08:12

Characterization, Quantification and Compound-specific Isotopic Analysis of Pyrogenic Carbon Using Benzene Polycarboxylic Acids BPCA

Published on: May 16, 2016

15.5K

北京春季黑碳气溶的污染特征和来源分配在北京的春季

Wenkai Lei1, Xingru Li2, Zhongyi Yin1

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

Toxics
|March 27, 2024
PubMed
概括

黑碳 (BC) 气溶对气候和健康产生影响. 在北京,液体燃料燃烧是BC的主要来源,北京-天津-河北地区的贡献很大.

关键词:
碳黑是一种碳黑.度的特征 度的特征线性回归是一种线性回归.光学特征 光学特征潜在的源区是一个潜在的源区.

更多相关视频

Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions05:45

Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions

Published on: January 7, 2019

10.6K
Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic/Elemental Carbon Measurements10:22

Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic/Elemental Carbon Measurements

Published on: September 7, 2019

8.3K

相关概念视频

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...
1.5K