A chaos optimum and neural network calculation model was built based on plenty of testing data of concrete intensity to cover the shortage of single BP neural network, such as slow astringency and easy torpidity.

• 摘要依据混凝土标准试块强度检测数据，建立了混沌优化的神经网络计算模型，从而克服传统bp网络收敛速度慢、易出现麻痹现象等不足。