DIN IEC 59D-149-CD : DRAFT 99被替代
HARD WATER TO BE USED FOR TESTING THE PERFORMANCE OF SOME HOUSEHOLD ELECTRICAL APPLIANCES - METHOD FOR THE PREPARATION OF WATER OF DEFINED HARDNESS FOR TESTING WET APPLIANCES (WASHING MACHINES AND DISHWASHERS)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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