First, ore is mixed with coke and limestone.
先把铁矿石和焦碳、石灰石混合在一起。
The tooth of roll crusher is pointed, used for crushing coal, coke and limestone.
破碎机的齿轮为尖头状，用于碎煤，焦炭和石灰石。
It mined its own coal, ore, limestone, fire-clay, and fire-stone, made its own coke, and owned 14 miles of railway to serve its works.
该公司自己开采煤炭、矿石石灰石、火黏土及黄铁矿，自行炼焦，并拥有14英里的配套铁路。
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