Open AccessAnalysis of Factors Affecting Air Quality in ChongQing City Based on Grey Relational Theory
Author(s) -
Aixiang Tao
Publication year - 2019
Publication title -
iop conference series. earth and environmental science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.179
H-Index - 26
eISSN - 1755-1307
pISSN - 1755-1315
DOI - 10.1088/1755-1315/233/5/052019
Subject(s) - air quality index , quality (philosophy) , china , grey relational analysis , business , environmental quality , environmental planning , environmental economics , environmental science , geography , meteorology , economics , political science , philosophy , archaeology , epistemology , mathematical economics , law