相邻的甲乙两工厂排放的废液中均含有一定量的重�属离子故均有一定毒性.经化验甲工厂的废液�碱性主要的有毒离子是ba2 离子.又知若将两 Template




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tomski相邻的甲乙两工厂排放的废液中均含有一定量的重�属离子故均有一定毒性.经化验甲工厂的废液�碱性主要的有毒离子是ba2 离子.又知若将两 coloring