选矿的英文怎么说

选矿的英文：
beneficiation
vann

• 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。

• 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。