However, there exist some problems in the practical evaluation.
然而在实际评价中存在不少问题。
Neural network was taken for an objective and practical evaluation method in assessment of environment quality.
在环境质量评价中，神经网络被认为是一种客观而实用的评价方法。
This method may be used in the practical evaluation of the development results and planning of oil field development scheme.
它对于油田开发动态分析，评价注水开发效果和编制开发规划有一定的实际意义。
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