Method: analyse the economic growth of Guanzhong Area by method of Share-shift analysis.
方法：运用份额转移分析方法，对关中地区的经济增长进行分析。
The analysis results of height and diameter growth of test species, the method to select drought resistant and heat resistant afforestation species were introduced in details in this paper.
文章除论述元谋干热河谷区的自然条件、参试树种的高、径生长状况和分析结果外，还详细介绍了抗旱耐热造林树种的选择方法。
This theoretical method may provide theoretical fundament for wood growth ring analysis and forecast and special feature extract.
该理论方法可为木材生长轮材质分析、预测和细胞成份的特征提取提供理论基础。
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