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R6S、R6C、R6P型鋅錳干電池質量分等標準

R6S,R6C,R6P Zinc-maganese dry cells-Quality grading standard
標準號:SJ/T 9550.9-1993
R6S,R6C,R6P Zinc-maganese dry cells-Quality grading standard
標準號:SJ/T 9550.9-1993