RT @whitequark: apparently the upcoming DIN VDE V 0831-200 "Electric signalling systems for railways - Part 200: Safe transmission protocol… 0 atbildes
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Agris Krusts (2018-07-31 18:07:25) |
RT @whitequark: apparently the upcoming DIN VDE V 0831-200 "Electric signalling systems for railways - Part 200: Safe transmission protocol… | |