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返矿粉
met. return fines (【技】铁矿石烧结后因强度较差和未完全烧结的烧结矿,经破碎筛分处理而返回烧结工序的筛下物称为返矿。); sinter dust; sinter fines
返 矿粉
: 7 phrases in 1 subject
Metallurgy7