chromium ore

基本解释

It has oil, gold, chromium, iron ore and a host of other minerals.
拥有石油、黄金、铬、铁矿石和大量的其他矿产。
The invention discloses a method for preparing the chromium-iron alloy directly by adopting the chromium iron powdered ore.
本发明公开了一种利用铬铁矿粉直接制备铬铁合金的方法。
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The results show that smelting reduction and direct alloying by chromium ore in the converter are feasible, and externally applied reducing agent is indispensable;
结果表明：转炉内用铬矿熔融还原直接合金化是可行的，且必须外加还原剂；

It has oil, gold, chromium, iron ore and a host of other minerals.
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