指出，未燃煤粉的存在对炉况的影响有利有弊。
It points out there are both advantageous and disadvantageous influence of UPC (unburnt pulverized coal) on the work of BF.
总结了高炉喷煤尤其是大量喷煤中未燃煤粉行为的研究结果。
The studied results of behavior of unburnt pulverized coal in process of PCI in BF are summarized.
炉内未燃煤粉存在降低了焦炭的熔损。作为还原剂可取代部分焦炭。
The unburned pulverized coal in the furnace will reduce coke degradation and can also replace some amount of coke as a kind of reducing agent.
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