Compared with the reality, it is useful valuable and more precise to compute a last subsidence by building a math model.
通过建立数学模型进行最终沉降量计算，并与实际观测值相比较，具有较高的精度和使用价值。
Aiming at the nonlinear object of boiler with instability parameter and difficult building math model, using traditional PID controller can't reach the best effect.
针对锅炉这种具有非线性、参数不稳定、难以建立精确数学模型的控制对象，采用传统的PID控制，效果不佳。
Aiming at the nonlinear object of boiler with instability parameter and difficult building math model, using traditional PID controller can't reach the best effect.
针对锅炉这种具有非线性、参数不稳定、难以建立精确数学模型的控制对象，采用传统的PID控制，效果不佳。
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