SJ 20185-1992.Semiconductor discrete device Detail specification for silicon vol...

行业标准2023.07.24

SJ 20184-1992.Semiconductor discrete device Detail specification for field-effec...

行业标准2023.07.24

SJ 20181-1992.Semiconductor discrete device Detail specification for reverse-blo...

行业标准2023.07.24

SJ 20179-1992.Semiconductor discrete device Detail specification for reverse-blo...

行业标准2023.07.24

SJ 20196-1992.Detail specification capacitors, fixed, ceramic dielectric,establi...

行业标准2023.07.24

SJ 20220-1992.Potentiometers , Preset，wire-wound ,Lead-screw actuated ,Style WT1...

行业标准2023.07.24

SJ 20215-1992.Potentiometers , Preset , Nonwire wound,Lead-screw actuated ,Style...

行业标准2023.07.24

SJ 20219-1992.Potentiometers , Preset , wire-wound ,Lead-screw actuated ,Style W...

行业标准2023.07.24

SJ 20214-1992.Potentiometers , Preset ,Lead-screw actuated , Detail specificatio...

行业标准2023.07.24

SJ 20226-1993.Verification regulation of model 201/2 envelope delay measuring se...

行业标准2023.07.24