The paper analyzed the factors affected desilication process, and by orthogonal experiment confirmed the parameters controlled by suitable normal-pressure desilication process.
系统地分析了影响脱硅过程的诸因素，通过正交试验确定了适宜的常压脱硅的工艺控制参数。
The results show that among the three kinds of seeds, the activated red mud has the best desilication effect and the silicon index of desilication solution can meet the requirement.
试验表明：活化赤泥的脱硅效果优于拜耳法末次赤泥及溶出赤泥，且脱硅溶液硅量指数可达到指标要求。
The results show that among the three kinds of seeds, the activated red mud has the best desilication effect and the silicon index of desilication solution can meet the requirement.
试验表明：活化赤泥的脱硅效果优于拜耳法末次赤泥及溶出赤泥，且脱硅溶液硅量指数可达到指标要求。
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