“无烟煤”造句

到无烟煤阶段,有机态微量元素含量进一步降低.
The organic affinity of trace elements decreases further in anthracite.

尤其是针对无烟煤, 采用离线型CDC分解炉更为合理.
To anthracite, adopting off - line type CDC calciner is more reasonable.

地下矿产资源丰富, 优质无烟煤探明储量约4OOO万吨.
Underground mineral resource - rich, high - quality anthracite 4 OOO proven reserves of about 10,000 tons.

• #无烟煤