dead coal
英 [ded kəʊl]
美 [ded koʊl]
不成焦煤
双语例句
- Development and application of using medium and high volatile dead coal to make coke and gas in vertical retort
直立炉用中、高挥发分非炼焦煤炼焦制气的开发和应用 - Twenty-six people were confirmed dead after a gas explosion at a coal mine of Juyuan Coal Industry Company in Mianchi County, Sanmenxia City, Henan Province, Xinhua reports.
据新华社报道，河南省三门峡市渑池县的巨源煤业公司一煤矿发生瓦斯爆炸，现已确定26人死亡。 - So far, few of means are available for efficient advance exploration in dead ends in coal mines.
迄今，用于煤矿井下独头巷道超前勘探的有效手段寥寥无几。