1) pure coal
纯煤
2) ultraclean coal
超纯煤
1.
Research on preparation of ultraclean coal by floatation with MJ complex reagent;
MJ复合药剂浮选法制备细粒超纯煤研究
3) superclean coal
超纯精煤
1.
This method can be used to produce superclean coal and to separate ultrafine coal,and the result is fairly good after a number of selective flocculation tests of Datun, Bayi and Dawukou coal samples.
在对大屯、八一、大武口等多个煤样进行大量试验后，得出选择性絮凝方法可用于制取超纯精煤和对极细粒煤泥进行分选，并且具有较好的选择性。
5) pure coal dust
纯煤尘
1.
The explosion characteristics of pure coal dust and coal-methane mixtures were studied experimentally in this paper.
本文就此针对纯煤尘和煤尘-甲烷混合物的爆炸特性进行了实验研究。
6) maggie
[英]['mægi] [美]['mægɪ]
不纯煤
补充资料：标准煤(见煤当量)
标准煤(见煤当量)
standard coal
、~‘~1人、4《1工兀飞coal)见煤当等
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条