Based on the facility the lab owned, we analyze single error and region error and compare different GPS precision.

针对实验室现有的设备，分别对单点定位误差和区域定位误差进行试验、分析，对不同GPS使用精度进行比较。

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Compare to the conventional finite element method and common-used time integration methods, the space-time finite element method has some advantages in precision and stability.

与传统的有限单元法和常用的时间积分法相比，时空有限元在精度和稳定性方面具有一定的优越性。

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Compare to them, the result was that the nonlinear combinatorial forecasting method applying to the runoff forecasting based on the wavelet network can improve the forecast precision.

又小波网络较神经网络有更多的优点，通过比较，证实基于小波网络的非线性组合预测方法用于径流预报中更能提高预测的精度。

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