GAO Feng, AN Shuke. Comparative analysis of harmful chemical factors for welding fume standards of occupational exposure limits （OELs） domestic and overseas[J]. 2021,51(2):93-98. DOI： 10.7512/j.issn.1001-2303.2021.02.18.
This study was based on the collections and analyses of the latest research reports by using method o comparative analysis,to systematically compare the difference between the current standard of occupational exposure limits（OELs） domestic and overseas maximum workplace concentration in the aspects of content,technical terms,position of law,establishing method and the revision of standards of occupational exposure limits. Additionally,discussed the diversity and significance of the occupational exposure limits.This study aims to try to give a clear and more particular knowledge of the current standard of occupational exposure limits dom-estic and overseas,and provide a reference for the formulation and revision of harmful chemical factors for welding fume standards of occupational exposure limits（OELs） in China.