Результаты (
английский) 1:
[копия]Скопировано!
The design of the CREWE-0, 4kv should allow safely detach blocks from main circuit and attach to it at a time when the circuit is energized, make cable connection without removing voltage from the Kru-section 0, 4kv.
переводится, пожалуйста, подождите..
