coalyadj.煤的;煤状的;含煤的
coaln.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
coal flyash粉煤灰
coal seriesn.煤系
coalburster水压爆煤筒
coal strage煤栈
coal pocket上煤器
coal picker选煤机
coal coking煤焦化
coal heavern.运煤工人;煤夫
coal-body煤岩体结构
coal master煤矿主