埃斯康迪达铜矿主要生产铜精矿。
铁矿砂及其精矿，包括焙烧黄铁矿。
铅是金精矿中常见的有色金属元素。
The lead is a common non-ferrous metal element in the gold concentrate.
这种精矿在球团之前必须进行研磨。
铀或钍矿砂及其精矿。
贵金属矿砂及其精矿。
该法能很好的捕集水样，铜精矿中的痕量钼。
The method can be used to trap trace molybdenum in water samples and copper concentrate.
其他矿砂及其精矿。
钴矿砂及其精矿。
铅矿砂及其精矿。
铝矿砂及其精矿。
铜矿砂及其精矿。
锌矿砂及其精矿。
镍矿砂及其精矿。
钼矿砂及其精矿。
铬矿砂及其精矿。
锡矿砂及其精矿。
钛矿砂及其精矿。
用这一工艺从含砷难浸金精矿中回收金是可行的。
This process appears feasible for gold recovery from the refractory gold concentrate.
目前，在生产中存在着精矿品位及回收率均比较低的问题。
At present, there are problems of both low concentrate grade and low recovery in the production.
该工艺为复杂硫化金精矿的综合回收利用提供了新的途径。
The technology provides a new approach for comprehensive use of complex gold sulphide concentrate.
该法能很好的捕集水样，锌精矿和人工合成锌样中的痕量镓。
The method can be used to trap trace gallium in water samples, zinc concentrate and artificial zinc samples.
他表示，每年的精矿产量开始时达到3万公吨，一年后产量能增加一倍。
Annual copper in concentrate output would start at 30,000 metric tons and double a year later, he said.
他表示，每年的精矿产量开始时达到3万公吨，一年后产量能增加一倍。
Annual copper in concentrate output would start at 30, 000 metric tons and double a year later, he said.
尝试用微波炉代替马弗炉进行磷矿石和磷精矿试样的碱熔分解。
The experiments on decomposing phosphate rock and concentrated phosphate rock samples by alkali fusion in microwave oven were done.
论文重点研究铅精矿进口定价过程及铅精矿进口价格计算方法。
This article emphasizes on the import pricing process and the formula of computation for the lead concentrates.
国产铁精矿是细粒度的磁选精矿，进口铁矿则以粉状赤铁矿为主。
The domestic ores are fine magnetite concentrate, and the imported ores mainly are hematite sinter fines.
锌精矿及多金属复杂硫化矿的加压浸出工艺和理论进行了系统研究。
In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.
锌精矿及多金属复杂硫化矿的加压浸出工艺和理论进行了系统研究。
In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.
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