Hills said it was even more galling because the local coal was perfect for use in a steam locomotive. It generates steam quickly and maintains its heat.
Hills说更恼火的是，因为本地煤特别适合在蒸气机车中使用，因为它能快速产生蒸汽并保持热量。
2
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.
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。
3
Constantly watch quantity of water and coal in boilers of the a steam locomotive and do not forget that time at you in few!