The structure, the principle of work, bauxite floatation of BF - L floatation machine were presented.本文介绍了BF -L 型浮选机的结构特点, 工作原理及铝土矿选矿的适应性研究.The seven leading bauxite exporters formed the International Bauxite Association...
Aluminum is made from bauxite.铝是从铝土矿中提炼出的.The seven leading bauxite exporters formed the International Bauxite Association.七个主要的铝矾土出口国组成国际铝矾土协会.Industry: petroleum, diamonds, iron ore, phosphates, feldspar, bauxite, uran...
警察说他为了逃避逮捕就吞了一颗氰化物胶囊。The police say he swallowed a cyanide capsule to avoid arrest.有人给他下了致命剂量的氰化物。Someone had fed him a lethal dose of cyanide.氰化物可用来杀害虫.Cyanide is used to kill insects....