anthracites

基本解释

Three types of coal were discovered in this are, namely the coking and anthracites and semi anthracites.
在这个地区找到了三种煤炭，即焦炭，无烟煤和半烟煤。
No.6 and 7 coal seams are anthracites characterized by low ash,super-low sulf...
近南北向和北北东向的断裂为正断层,对马头岭赋煤向斜构造造成切割破坏,使西翼浅部煤层未能保存。
Although the Raman peaks of bitumen are stronger and sharper than the anthracites, their Raman spectroscopic characteristics are very similar.
固体沥青的拉曼光谱峰形与无烟煤相似，不过其峰的半高宽比较窄，二级峰也比无烟煤要明显得多。
From the combustion characteristics point of view, bituminous coals are the best, lean coals and anthracites are the second, stone coals are the worst.
结果表明：在热重试验条件下，烟煤的燃烧性能最好，贫煤和无烟煤次之，石煤最差。
So it is practicable to utilize low-grade fuels such as anthracites by three channel burner in satisfactory operating condition.
因此，在良好的操作状态下采用三通道喷燃器实现低品位燃料比如无烟煤的燃烧是可行的。