pregnant solution英文翻译_含义_读音_pregnant solution例句

pregnant solution

常用释义

词性释义

[矿业] 含贵重矿物溶液

例句

1·When gold is recovered from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation, the effect is disappointing.

从含高铜、铅、锌贵液中直接用锌粉置换回收金，效果差。