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IEC 60974-6 Ed. 2.0 b:2010
SPC GB/T 37233-2018
SPC GB/T 21149-2007
IEC 60664-3 Amd.1 Ed. 2.0 b CORR1:2010
IEC 62271-101 Ed. 1.1 b:2010
ASTM D5377-93(2017)
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