It mainly contain : the establishment and implement of neural network model which contain establish and learn & drill of bp artificial neural network from the data of experiment . then it was predicted the operation control variety which can be used for reference by produce manage decision 其内容主要是建立bp神经网络模型，运用此神经网络模型对堆浸厂的试验数据进行学习、训练，然后对生产操作控制参数进行预测，为生产管理决策提供参考和依据。
