, , . 1920 . DIN, < >. VDE ( ).

. . , , < >, .

, NF. . (AFNOR). , , . , NF, . NF 75 % , , .

1989 . < >, .

1979 . < >.

1986 . < . 50598-86> .

1992 . < >, .

1993 . < >, 2002 < >.

<> (/ 2) < , >.

() () 1982 . <> , , ,

           

, CMB ( ) ( ", , "?). , , "" , " ", "" . , , , , ... FAQ .




 10.11.2021 - 12:37: - Personalias -> WHO IS WHO - - _.
10.11.2021 - 12:36: - Conscience -> . ? - _.
10.11.2021 - 12:36: , , - Upbringing, Inlightening, Education -> ... - _.
10.11.2021 - 12:35: - Ecology -> - _.
10.11.2021 - 12:34: , - War, Politics and Science -> - _.
10.11.2021 - 12:34: , - War, Politics and Science -> . - _.
10.11.2021 - 12:34: , , - Upbringing, Inlightening, Education -> , - _.
10.11.2021 - 09:18: - New Technologies -> , 5G- - _.
10.11.2021 - 09:18: - Ecology -> - _.
10.11.2021 - 09:16: - Ecology -> - _.
10.11.2021 - 09:15: , , - Upbringing, Inlightening, Education -> - _.
10.11.2021 - 09:13: , , - Upbringing, Inlightening, Education -> - _.
Bourabai Research -  XXI Bourabai Research Institution