Results 121 to 130 of about 58,240 (263)

Application of Model KJ95N Safety Monitoring and Control System in No.1 Mine of Honghui Coal Mine

open access: yesGong-kuang zidonghua, 2012
The paper introduced installation framework, application characteristics and existed problems of model KJ95N safety monitoring and control system in No.1 Mine of Honghui Coal Mine. It indicated that the system should be reformed from four aspects, namely
LI Tian-jun, WANG Yong
doaj  

Design of mine-used digital broadcasting system

open access: yesGong-kuang zidonghua, 2013
For problems that underground broadcasting system with analog audio broadcasting mode has poor flexibility and small voice communication range, the paper proposed design scheme of a new kind of mine-used digital broadcasting system, introduced designs of
QIAN Jian-sheng   +4 more
doaj  

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