GOST R 56252-2014 Printed circuit boards Test Methods for Influence of chemical factors and environment《印刷电路板 化学因素和环境影响的试验方法》.pdf

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3、 %- ; - 10 %- ; - 50 %- ; - ; - ; - 4- ; - 10 %- ; - 5 %- ; - 10 %- ; - 10 %- ; - 10 %- ; - 2 %- ; - 3 %- ; - 10 %- . 5.1.1.2 562522014 3 48 (23 1) , (50 4) %. , 0,025 . , 60 , (23 1) , . 24 . , , . , . , , (, ), . 4 . 5.1.2 , . : - ( ) , , : 4,6 203,2 , 0,51 203,2 ; 12,7 4,6 , - 55693; - ( ) , 11,7

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