• Water based metal clearing agent is a mixture of surface active agent and many additives.

    水基金属清洗剂表面活性剂多种添加剂组成

    youdao

  • Water based metal clearing agent is a mixture of surface active agent and many additives.

    水基金属清洗剂表面活性剂多种添加剂组成

    youdao

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