The implementation of agricultural land classification, gradation and valuation metadata system.

农用地分等定级估价元数据体系的实现。

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Studies multi factors that affect the performance of cooling storage air conditioning system to gain the weight-matrix that denotes the gradation of these factors.

通过研究影响蓄冷式空调系统的多种因素，获得表征因素重要程度的权重矩阵。

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Then, characteristic curve was plotted. Results (1) Overall characteristic curve of CR system was affected by gradation processing.

结果（1）CR系统总特性曲线受层次处理的影响；

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