coalingn.装煤
coaln.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
coal gangue cement掺煤矸石水泥
coalescent grooves融沟型(食管癌)
coal-mining city煤炭城市
coal mining spoils煤矸石
coal pillar thrust煤柱压碎
coal-bed methane煤层气
coal gas explosion瓦斯爆炸
coals to Newcastle多余的东西
coal measures unit煤系旋回
coal and rock mass煤岩体