This method was technically advanced. Based on the results of these experiments,in 1978,a nickel and cobalt extraction and purification plant with a capacity of 900,000 T/year laterite has been completed in Albania.

 
  • 按此试验成果,1978年在阿尔巴尼亚建成了一座年处理90万吨红土矿的镍钴提纯厂。
今日热词
目录 附录 查词历史