Objective To improve the method for separating sulfuret from wastewater.
目的改
中硫化物的
方法。
Objective To improve the method for separating sulfuret from wastewater.
目的改中硫化物的方法。
Methods Certain amounts of and Zn were put into the wastewater to produce hydrogen (H2) and the H2 reacted with S2-to form H2S, and sulfuret was separated from the wastewater.
方法在样中加入
定量的浓硫酸和锌粒,生成H2,利用H2和S2-结合生成H2S,
硫化物。
声明：
上例句、词性
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