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- 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. 当原矿含铜1.;84%25时，经过一段磨矿、一次粗选、三次扫选和二次精选，获得铜精矿品位22
- The result of tests show that the grade of copper concentrate and the copper recovery are 18.04% and 45.60% by adopting a circuit of one rough floatation,one scavenger and one concentrating. 试验结果表明;采用一次粗选、一次扫选和一次精选的浮选流程;可获得铜精矿品位为18.;04%25、回收率为45
- grade of copper concentration 铜精矿品位
- In view of the low ore grade and recovery of the flotation concentration,improving grinding fineness,promoting the concentration grade of copper 1. 针对该矿浮选精矿品位及回收率偏低的现实,通过提高磨矿细度,铜精矿品位提高1。
- grade of copper concentrate 铜精矿品位
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- A low number; a low grade of oil. 一个小的数; 低级油
- The extraordinarily high grades of copper and cobalt ore in Katanga province have attracted scores of foreign mining companies. 加丹加省铜矿石和钴矿石极高的品位引来了数十家外国矿业公司。
- A large cooking pot made of copper or often of iron. 金属锅用铜或铁铸成的大煮锅。
- Please advise the grade of fuel. 请问这是什么牌号的燃油?
- I got a grade of 85% on the English test. 我英文考试得85分。
- Zambia is the world's largest exporter of copper. 赞比亚是世界上最大的铜输出国。
- You should use a higher grade of gasoline. 您该用高档汽油。
- He merits a grade of B on his composition. 他的作文分数应该得B。
- The fusion of copper and zinc make the metal brass. 铜和锌的熔化制成黄铜。
- Of the highest U.S. government grade of meat. 上等的特指美国政府规定的肉类最高等级的
- Thin wires easily melt if they are made of copper. 如果用铜制细导线极易熔化。
- This grade of wool can be sold at a lower price. 这种等级的羊毛可以以较低的价格卖出。
- An alloy of copper with10 percent tin. 炮铜一种掺有10%25的锡的铜合金
