JJF(机械) 050-2009
Standard Specification for Standard Specimens of Abrasive Magnetic Substances (English Version)
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JJF(机械) 050-2009
Standard No.
JJF(机械) 050-2009
Language
Chinese,
Available in English version
Published By
National Metrological Technical Specifications of the People's Republic of China
Replace
JJG(机械) 87-1993
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