我国虽有一定量的红土镍矿，但品位较低。
China owns certain amounts of nickel-bearing laterites, but the grade is relatively low.
红土镍矿大致可分为褐铁矿型和腐植土型两类。
Laterite ores can be approximately divided into two categories: the limonite and the humus soil.
在此基础上，对焙烧红土镍矿进行还原熔炼实验研究。
On this basis, reducing smelting of nickel-laterite ores roasted was investigated.
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