Toxic heavy metal ions and some toxic organic compounds in water are great threats for human beings and living organisms, so their trace analyses are very important.
水体中有毒重金属离子和有机物对生物体造成极大的危害，其痕量分析颇具研究价值。
The new generation of electrochemical water treatment equipment for treating the mixed wastewater containing toxic heavy metal ions and organic pollutant is introduced.
介绍了新一代电化学水处理设备治理有毒重金属离子与有机污染物混合废水的工程实例。
Transition metals and heavy metal are special toxic . It is very important to determine several ions at the same time, especially for the samples in strong ionic strength.
过渡金属和重金属具有特殊的毒性，快速准确的同时测定多组分样品，尤其是测定高离子强度样品中的离子，在生态环境方面具有重要的意义。
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