lignite bitumite 褐性烟煤
low rank bitumite 低级烟煤
Datong bitumite 大同烟煤
medium rank bitumite 中级烟煤
anthracitie bitumite 无烟煤性烟煤
anthracitic bitumite 无烟性烟煤
Previous study has showed that the factors affecting the bitumite explosiveness are various.
研究表明，影响烟煤爆炸性能的因素是多种多样的。
Anshan Iron and Steel Corporation's successful experiment of injecting bitumite is a technological breakthrough in our country.
鞍钢喷吹烟煤的试验成功，实现了我国喷吹烟煤技术的突破。
Two-way combustion method with normal and reversal combustion is a new type of practical technology, with which clean combustion of bitumite-moulded coal can be realized.
正、反烧相结合的双向燃烧法是实现烟煤型煤洁净燃烧的新型实用技术。
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