Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1002-5944|volume|7|34-37
ISSN: 1002-5944
Source: 中国标准化, Vol.volume, Iss.7, 2015-01, pp. : 34-37
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
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