Zinc: Concentrate nervous reflect processing fees fell, prices are expected to rebound.
锌: 加工费下滑反映精矿紧张, 价格有望反弹.
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A method is proposed to determine free native silver and free silver sulphide in lead - zinc concentrate.
拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法.
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It can be applied to analyze the lead chemical phase in lead and zinc concentrate.
方法可应用于铅锌精矿与铅锌物料中铅的物相分析,对其它物相分析研究也有重要参考价值.
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The palletizing and roasting processes in fluidized roasting of pelletized zinc concentrate are investigated.
研究锌精矿制粒沸腾焙烧的制粒和焙烧过程.
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Typically, a zinc concentrate contains about 55 % of zinc with some copper, lead and iron.
一般而言, 锌精矿含有大约55%锌和一些铜 、 铅和铁.
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The method of lead chemical phase analysis in lead and zinc concentrate was developed.
本文研究并提出了铅锌精矿中铅的化学物相分析新方法.
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