"symbols " CNS Standards List| Information technology | Introduction Signalling | Electric motor | General Rules | Aseptic processing | Lavatory unit | Testing Standard | Fiberglass Reinforced | |
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CNS 408
1957 Edition symbols of Rectifiers 整流器符號 |
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CNS 405
1957 Edition symbols of D.C . Machines 直流電機符號 |
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CNS 406
1957 Edition symbols of A.C Machines 交流電機符號 |
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