詞語：semi-anthracite
semi-anthracite的意思
網絡釋義
semi-anthracite的參考例句
1.The Company sells Shanxi anthracite, lump coal, semi-bituminous coal, coal opium fire. 本公司主要銷售山西無煙煤，塊煤；
2.The authors have studied the fire point, explosion properties and combustion characteristics of coal blend which contains anthracite with 20%~50% semi-bituminous coal. 研究了無煙煤中配加20％～50％的當地瘦煤的混合煤的著火點、爆炸性和燃燒性能。