Zobrazeno 1 - 1
of 1
pro vyhledávání: '"FU Heying"'
Publikováno v:
Meikuang Anquan, Vol 53, Iss 12, Pp 150-154 (2022)
In order to solve the problem that the high-voltage DC power supply system of the communication base station of the intelligent fire protection system in the open-pit coal mine area has the risk of personal electric shock when the insulation of any b
Externí odkaz:
https://doaj.org/article/650d71cde2794a3780f78de129a981c8
