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唐山市大气环境质量的模糊数学综合评价
张春娜 李良玉
Fuzzy Mathematics-based Comprehensive Evaluation of Atmospheric Environmental Quality in Tangshan
中国农学通报 . 2012, (35): 192 -196 .  DOI: 10.11924/j.issn.1000-6850.2012-0712