Zobrazeno 1 - 1
of 1
pro vyhledávání: '"full duplex call"'
Autor:
YAN Donghui
Publikováno v:
Gong-kuang zidonghua, Vol 46, Iss 5, Pp 99-103 (2020)
At present, mine hoist's wired communication system is complicated in wiring and maintenance, however, due to fixed transmission power, frequency and radiation direction of antenna, the mine hoist's wireless communication system has disadvantages of
Externí odkaz:
https://doaj.org/article/477e5b405c4f4efdb27c089d7e41c1ac
