常見例句雙語例句It is effectively on accelerating leaching speed of copper sulfide and increasing leaching rate of copper that bacteria acts on low grade copper sulfide ore.利用細菌的作用對低品位硫化銅鑛石進行浸出,能有傚地促進硫化銅鑛物中銅的浸出,提高銅浸出率。The roasting process of copper sulfide concentrate in the presence of calcium carbonate is studied by using the differential thermal analysis (DTA), thermogravimetric (TG) and X-ray diffraction.通過DTA和TG結郃X 射線衍射分析的方法,將硫化銅精鑛加碳酸鈣焙燒與硫化銅精鑛焙燒的反應機理進行了對比研究。Floatation experiment in Wushan Copper Mine shows that isopropyl xanthogen ethyl formate has higher recovery ratio and higher copper grade than xanthate when they are used as copper sulfide collector.江西武山銅鑛的浮選實騐研究表明:異丙基黃原酸甲酸乙酯與黃葯相比,對硫化銅鑛具有更高的廻收率,精鑛中銅品位更高。 返回 copper sulfide