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Position: Standard
GB/T 21056-2007 Specification for adjustable speed drive systems of electricity conservation with VF for fans and pumps (English)
Standard No. GB/T 21056-2007 StatusLatest
LanguageEnglish File FormatPDF
Price120 USDDelivery Time within 1~3 business day
Superseding
Chinese Name ��������ฺ�ر�Ƶ���ٽڵ紫��ϵͳ����Ӧ�ü�������
English Name
Chinese Standard Classification
Professional Classification
ICS Classification
Issued on 2007-8-13
Implemented on 2008-2-1
Abolished on
Issued by AQSIQ,SAC
Chinese Pages
Word Count 4000 words
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