选矿的英文：
beneficiation
vann

参考例句：
  • Mechanical picker
    机械选矿机
  • Peope said gold could easily be picked up by washing sand from the river in a pan of water.
    据说，用一个选矿锅淘洗河里的砂子就可以很容易地把金子筛选出来。
  • Gold has been recovered from the ores by amalgamation for a long time past.
    多年来该区该类型金矿的选矿一直采用混汞法收金或原矿浮选、产品销售冶炼厂的办法。
beneficiation是什么意思：
富集; 选矿
  • Some of this filtering is beneficial.
    这种过滤有些是有益的。
  • The change is beneficial in some ways but not in others.
    这些变革有的方面有好处,有的方面没好处。
  • A stay in the country will be beneficial to his health.
    乡村生活有利于他的健康。
  • The fall in prices will be beneficial to small business.
    物价下跌将对小企业有利。
  • International trade is beneficial for all participants.
    国际贸易对所有参加国都有好处。
vann是什么意思：
v. 选矿

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