DSVM is applied in soft sensing for ratio of soda to alumina (RSA) in the process of (high-pressure) digestion of alumina. Simulation result shows that the method possesses high precision and can meet actual demands.

• 最后将DSVM应用于氧化铝高压溶出过程苛性比值的软测量；现场数据的仿真结果表明该方法具有较高的精度；能满足实际生产的需要.