coaln.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
coal silo贮煤筒仓
coal dump煤堆
coal roof煤层顶板
coalfiredadj.烧煤的
coal coke煤焦,煤焦炭
coalbumin伴白蛋白
coal heap煤堆
coal vein煤层
coal hulk煤船
coal road煤巷