SJ/T 10233-1991 Technical requirement of wire voice-band modulation/demodulator for Type 1200bit/s

CCITT建议V.14 GB/T 3047.1-1995 Series of basic dimensions of panels, rack and cabinets for vertical increment of 20mm GB/T 3047.6-1986 Series of basic dimensions of cases for electronic equipment GB/T 3047.6-2007 Series of basic dimensions of cases for electronic equipment GB/T 3454-1982 List of definitions for interchange circuits between data terminal equipment and data-circuit-terminating equipment GB/T 3454-2011 List of definitions for interchange circuits between data terminal equipment(DTE) and data circuit-terminating equipment(DCE) GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits GB 4793-2024 Safety technical specification for electrical equipment for measurement,control and laboratory use GB 4793.1-1995 Safety requirements for electrical equipment for measurement, control, and laboratory use Part 1:General requirements GB 4793.1-2007 Safety requirements for electrical equipment for measurement, control, and laboratory use—Part 1:General requirements GB 4793.2-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for hand-held current clamp for electrical measurement and test GB 4793.2-2008 Safety requirements for electrical equipment for measurement,control,and laboratory use—Part 2:Particular requirements for hand-held and hand-manipulated current sensors for electrical test and measurement GB 4793.3-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for laboratory equipment for mixing and stirring GB 4793.3-2008 Safety requirements for electrical equipment for measurement,control,and laboratory use—Part 3:Particular requirements for laboratory equipment for mixing and stirring GB 4793.4-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for autoclaves using steam for the treatment of medical materials and for laboratory process GB 4793.4-2019 Safety requirements for electrical equipment for measurement,control and laboratory use—Part 4:Particular requirements for sterilizers and washer-disinfectors used to treat medical materials GB 4793.5-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for hand-held probe assemblies for electrical measurement and test GB 4793.5-2008 Safety requirements for electrical equipment for measurement,control,and laboratory use—Part 5:Safety requirements for hand-held probe assemblies for electrical measurement and test GB 4793.6-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for laboratory equipment for the heating of materials GB 4793.6-2008 Safety requirements for electrical equipment for measurement,control,and laboratory use—Part 6:Particular requirements for laboratory equipment for the heating of materials GB 4793.7-2001 Safety requirements for electrical equipment for measurement, control and laboratory use—Particular requirements for laboratory centrifuges GB 4793.7-2008 Safety requirements for electrical equipment for measurement,control,and laboratory use—Part 7:Particular requirements for laboratory centrifuges GB 4793.8-2008 Safety requirements for electrical equipment for measurement, control, and laboratory use—Part 2-042:Particular requirements for autoclaves and sterilizers using toxic gas for the treatment of medical materials, and for laboratory processes GB 4793.9-2013 Safety requirements for electrical equipment for measurement,control and laboratory use—Part 9:Particular requirements for automatic and semi-automatic laboratory equipment for analysis and other purposes GB/T 6593-1996 Quality inspection provisions for electronic measuring instruments GB 7618 GB 7619 GB 7623 GB 7627 GB/T 9950-2008 Information technology—Data communication—37-pole DTE/DCE interface connector and contact number assignments GJB 389.1 GJB 389.2 ISO 2110(SJ/Z9104)