coal oiln.煤油;煤馏油
coaln.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
coal mine safety supervision煤矿安全监察
coal handling control system输煤控制系统
coal specimen containing gas含瓦斯煤样
coal mine power distribution煤矿供电
coal petrological composition煤岩组分
coal-fired derived flue gas燃煤烟气
coal basin tectonic evolution煤盆地构造演化