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烧结矿返粉率是影响铁前区成本的重要因素之一。
The return fine rate of sintered ore is an important factor to influence production cost of before iron making process.
youdao
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烧结矿返粉率是影响铁前区成本的重要因素之一。
The return fine rate of sintered ore is an important factor to influence production cost of before iron making process.
youdao