cupola furnace造句怎么写

4、The result got from the iron smelting test in cupola furnace shows that the coke briquettes can be used as foundry coke.

2、The furnace adopts the following scheme that: (1)cutting down all hot air cupola furnaces below 5 tons to transform furnace bodies, and reconstructing a large furnace;

1、gas chromatograph for cupola furnace

3、The safety of production can be assured by installation of a balance safety valve at the top of the stack over the cupola furnace.