To complete a regional network to provide navigation services with high precision and credibility, China will launch more satellites within the coming two years.

为了完成北斗区域卫星导航系统建设提供的高精确度和高可靠性导航服务，中国将在未来两年里发射更多的卫星。

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Off-line forecast shows that fuzzy neural network has high precision in predicting metal plastic deformation resistance.

离线预报表明：模糊神经网络预报金属塑性变形抗力有较高的精度。

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The proposed model is tested by a real magnitude series from a mine, and results show that evolutionary neural network model has not only high precision, but also high prediction.

并采用一个矿山实测得到的震级数列进行了进化神经网络方法的实用性验证，结果表明，进化神经网络不但模型拟合精度高，而且预测性能也较好。

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