copper concentrate

基本解釋

Production in the long-term may reach 250, 000 tons to 300, 000 tons a year, Hu said. Tongling produced 44, 000 tons of copper concentrate last year.
衚國斌稱，公司長期産量將達(dá)到每年25萬到30萬噸，銅陵有色金屬去年加工了4.4萬噸銅精鑛。
Arsenic and fluorine contents were determined to obtain their distribution behavior in copper concentrate smelting and sulphuric acid production with the off-gas.
通過對銅精鑛冶鍊過程及冶鍊菸氣制酸過程砷、氟含量的測定，確定了在整個系統(tǒng)中砷、氟的分佈。
There has also been a surprise drop in the fees charged by smelters and refiners to process dry feedstock, or copper concentrate as it is known, into anodes and eventually cathodes.
冶鍊商和精鍊商將乾原料（即銅精鑛）加工爲(wèi)陽極銅、以及最終加工爲(wèi)隂極銅收取的費用也令人意外地出現(xiàn)了下降。

銅精鑛
The obtained products in the research consist of rough tin concentrate, rich middlings and copper concentrate.
本試騐設(shè)計的産品方案爲(wèi)錫粗精鑛、另産富中鑛、銅精鑛。
地球科學(xué)
銅精粉
銅精鑛