After the siderite is fully decomposed, oxidation degree will be the main factor influencing the roasting effect and a roasting time increase would lead to a reduced product quality.
在菱铁矿完全分解之后，氧化程度是焙烧效果的主要影响因素，延长焙烧时间会使焙烧产品质量下降。
After the siderite is fully decomposed, oxidation degree will be the main factor influencing the roasting effect and a roasting time increase would lead to a reduced product quality.
在菱铁矿完全分解之后，氧化程度是焙烧效果的主要影响因素，延长焙烧时间会使焙烧产品质量下降。
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