GB/T 22520-2008 Dial thickness gauges

GB/T 1219-2008 Dial gauges GB/T 2423.3-2006 Environmental testing for electric and electronic products—Part 2:Testing method—Test Cab:Damp heat, steady state GB/T 2423.22-2002 Environmental testing for electric and electronic products—Part 2:Test methods Test N:Change of temperature GB/T 17626.2-2006 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.3-2006 Electromagnetic compatibility—Testing and measurement techniques—Radiated, radio-frequency, electromagnetic field immunity test GB/T 18761-2007 Dial indicator with electronic digital display GB 4208-1993 Degrees of protection provided by enclosure (IP code) GB/T 4208-2008 Degrees of protection provided by enclosure(IP code) GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 17163-1997 Glossary of terms used in dimensional measuring instruments—General terms GB/T 17163-2008 Glossary of terms used in dimensional measuring instruments—General terms GB/T 17163-2022 Glossary of terms for dimensional measuring instruments—General terms GB/T 17164-1997 Glossary of terms used in dimensional measuring instruments—Product terms GB/T 17164-2008 Glossary of terms used in dimensional measuring instruments—Product terms GB/T 17164-2022 Glossary of terms for dimensional measuring instruments—Product terms