JIS资源列表
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[国外标准] JIS B1009-1991 Bolts, screws and studs-Nominal lengths , and thread lengths for general purpose bolt
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[国外标准] JIS B0912-2-2009 Condition monitoring and diagnostics of machines- Requirements for training and cer
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[国外标准] JIS B0912-1-2009 Condition monitoring and diagnostics of machines- Requirements for training and cer
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[国外标准] JIS B0910-1999 Mechanical vibration of non-reciprocating machines-Measurementson rotating shafts and