copper concentrate 中文意思是什麼
copper concentrate
解釋
銅精礦- copper : n 1 銅；紫銅。2 銅幣，銅錢，〈pl 〉零錢。3 銅器；銅罐，銅壺，銅鍋；銅管；銅製品。4 （紫）銅色。5 ...
- concentrate : vt 1 集中；使…集中於一點。2 【化學】提濃，濃縮，凝縮；【冶金】汰選。vi 專心，凝（神）；傾全力。 c...
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Study and operation practice on raising gold recovery rate from copper, lead, mercury and carbon containing refractory gold concentrate
炭難處理金精礦金回收率的研究和生產實踐 -
The results show that the recovery of lead, gold and silver are 93. 36 %, 91. 02 % and 69. 38 % seperately, and the recovery of copper in matte is more than 98 % when the ratio of lead concentrate to alloy is 230 %
試驗結果表明：當鉛精礦相對合金加入比率為230 %時，鉛直收率93 . 36 % ，金和銀直收率分別為91 . 02 %和69 . 38 % ，銅在冰銅中的直收率為98 %以上。 -
Soda - lead concentrates smelting process was put forward according to the characteristics of as - cu - pb alloy produced by copper dross smelting with soda - lead concentrate in a smelter
摘要針對某冶煉廠採用銅浮渣蘇打鉛精礦熔煉法產砷銅鉛合金的特點，提出合金蘇打鉛精礦熔煉法。 -
Production practice of column flotation uplifting copper concentrate grade abroadly
浮選柱在國外提高銅精礦品位的生產實踐 -
Industrial test research on processing of the low sulphur copper concentrate with noranda furnace
諾蘭達爐處理低硫銅精礦的生產試驗研究 -
When the crude ore contains copper 1. 84 %, the technical indexes such as the grade of copper concentrate 22. 37 % and the recovery 78. 70 % are obtained by use of single - stage grinding, one time of roughing, three times of scavenging and two times of cleaning
當原礦含銅1 . 84 %時，經過一段磨礦、一次粗選、三次掃選和二次精選，獲得銅精礦品位22 . 37 % 、銅回收率78 . 70 %的技術指標。 -
Arsenic - tolerant mutation of thiobacillus ferrooxidans and its application in leaching of high arsenic - containing copper concentrate
硫桿菌的耐高砷誘變及對高砷銅精礦的浸出 -
Arsenic in a copper concentrate can be rapidly determined by atomic fluorescenc, accompanied with less interference from base copper
摘要用原子熒光光譜法可快速測定銅礦樣中的砷，且基體銅干擾小。 -
Pyrites and concentrate - determination of copper content - part 3 : bco spectrophotometric method
硫鐵礦和硫精礦中銅含量的測定第3部分: bco分光光度法
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