用节约资源、保护环境的实际行动爱护地球——写在第46个世界地球日

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-6995|28|4|1-1

ISSN: 1672-6995

Source: 中国国土资源经济, Vol.28, Iss.4, 2015-01, pp. : 1-1

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Abstract