iron-coke ratio 铁焦比
coke pig iron 焦炭生铁 ; 煤焦生铁 ; 焦炭炼生铁
non-coke iron making 非焦炭炼铁
coke iron [冶] 焦炭生铁
iron-alloy coke 铁合金焦
iron alloy coke 铁合金焦
Impurities were burnt away with the use of coke, producing a high-quality refined iron.
杂质用焦炭烧掉，产生高质量的炼铁。
The great inventions of that century-the steam engine, mechanical spinning, smelting iron with coke-all served to economise on the expensive factor of production and use more of the cheaper one.
那个世纪的伟大发明如蒸汽机，机械纺纱机，焦炭炼铁大大的节省了高额生产成本，使其更为低廉。
As a simple overview, the blast furnace needs coke from the coke plant to reduce the iron ore (iron oxide) to iron.
焦炉厂中生成的焦炭在高炉中还原铁矿石（铁的氧化物）成铁。
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