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IEC 60654-1-1993 Industrial-process measurement and control equipment - Operating conditions - Part 1: Climatic conditions
IEC 60654-2-1979 Operating conditions for industrial-process measurement and control equipment. Part 2: Power
IEC 60654-2-1979 amd1-1992 IEC 60654-2-1979 Amendment 1
IEC 60654-3-1983 Operating conditions for industrial-process measurement and control equipment. Part 3: Mechanical influences
IEC 60654-4-1987 Operating conditions for industrial-process measurement and control equipment. Part 4: Corrosive and erosive influences作者: admin 时间: 2020-10-27 17:40:34