例句與造句

1. Coke pig iron was by this time cheaper to produce than charcoal pig iron.
2. Only in the 1750s was coke pig iron used on any significant scale as the feedstock of finery forges.
3. In about 1754, renewed experiments took place with the application of coke pig iron to the production of bar iron in charcoal finery forges.
4. Foundry work was a minor branch of the industry, but Darby's son built a new furnace at nearby Horsehay, and began to supply the owners of finery forges with coke pig iron for the production of bar iron.
5. He and his partners were responsible for a very important innovation in introducing the use of father's successful use of coke pig iron as foundry feedstock, and his own success in using it as forge feedstock were two of the steps towards the industrial revolution for the iron industry, but the final breakthrough that permitted the great expansion of iron production that constitutes the industrial revolution for it came later.
6. It's difficult to find coke pig iron in a sentence. 用coke pig iron造句挺難的