提出了在架线电机车载波通信系统中，用数字通信取代模拟通信方式。
A digital communication system is introduced to replace analog system used in underground locomotive carrier communication system.
本文应用自适应滤波理论对煤矿井下架线电机车载波电话的语音增强问题进行研究。
This article applies from the adaptive-filtering theory on proceeding the research of the Speech Enhancement problem in the carrier telephone of the electric locomotive down the coal mine well.
架线电机车是煤矿生产的主要运输设备，其最常见的故障是：司控器触点或触点装配烧损；
Tram is the main transport equipment in the factory of mine production, and the most usual faults in it are: the contact point of motorman controller or assemble of contact point burn out;
裴沟煤矿升级为煤与瓦斯突出矿井后，将架线电机车改为电瓶车牵引，设计并施工了充电硐室。
After Peigou coal mine raising to coal and gas outburst mine, the locomotive with power line is transformed battery locomotive, to construct and design a electrified chamber.
告成煤矿升级为煤与瓦斯突出矿井后，将架线电机车改为电瓶车牵引，设计并施工了充电硐室。
After Gaocheng coal mine raising to coal and gas outburst mine, the locomotive with power line is transformed battery locomotive, to construct and design a electrified chamber.
为了保证矿山电机车的安全行驶，设计了用于监测和显示矿山架线电机车的智能超速报警记录仪。
In order to undertake mineral mountain motor's safe drive, we have designed an intelligent speed alarm record instrument to keep a lookout over speed motor in the mineral mountain.
为了保证矿山电机车的安全行驶，设计了用于监测和显示矿山架线电机车的智能超速报警记录仪。
In order to undertake mineral mountain motor's safe drive, we have designed an intelligent speed alarm record instrument to keep a lookout over speed motor in the mineral mountain.
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