“unburnt”可以造什么句，unburnt造句

The studied results of behavior of unburnt pulverized coal in process of PCI in BF are summarized.

It points out there are both advantageous and disadvantageous influence of UPC (unburnt pulverized coal) on the work of BF.

In a few moments the flame would flutter and go out - with still an inch of candle unburnt.