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  • 阀门行业两项标准废止公告
  • 2017-06-30
    根据中华人民共和国工业和信息化部2017年第23号公告,由阀门标委会归口的以下2项推荐性行业标准自公告发布之日起废止。
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  • 传统的制造业大国,在成本优势下降的今天
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