极微的用英语怎么说？

极微的

• minimal，off-chance，infinitesimal，pinpoint，teeny

例句

• Deoxygenate was used to remove the remanent oxygen from gas for supplying the high purity gas. 脱氧剂用于脱除气体中的微量氧气以提供含氧量极微的高纯气体.