炼铁的英文怎么说
炼铁的英文: The way of making iron in ancient times is very crude. Can ironworker control the quality of the iron? Using coke in iron ore reduction produces copious quantities of airborne particulates. "It began about the middle of the 19th century, when the blast furnace came into use. " I know iron ore is the most important raw material for ironmaking, but I don't think it is the only raw material. Could ironworker control the quality of the iron they made then ? To recover iron from its ores, the oxides are reduced by heating together with coke and limestone. n. 制窑泥,窑泥,炼铁 Hard rain leaves puddles in the road. The children are having fun puddling in paint. The dog licked up water in a puddle. During the cold night the puddles skimmed over. You mean the sawdust or the peat keeps the soil from puddling? |