pulverized coal locomotivefine coal locomotive的意思|示意
美 / /
英 / /
煤粉机车、细煤机车
pulverized coal locomotivefine coal locomotive的网络常见释义
煤粉机车 ... 煤的技术当量||equivalence of coal 煤粉机车||pulverized coal locomotivefine coal locomotive 煤矿沉陷||mining subsidence ...