
Text And Office Systems - Keyboards - Part 10: German Keyboard For Data And Text Processing As Well As For Typewriters - Arrangement Of Key Positions And Key Distances
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Text And Office Systems - Keyboards - Part 10: German Keyboard For Data And Text Processing As Well As For Typewriters - Arrangement Of Key Positions And Key Distances
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻