采用三重螺旋模型，从“农官学”三方互动的角度分析农业专家大院的运行机制。
Adopting triple helix model, it analyzes the operation mechanism of courtyards of agro-experts from the perspective of "academy-agriculture-gove."
另外，给出了基于三重螺旋框架下的中国论文情况及其问题分析并得出了相应一定的价值性结论与建设性展望。
Furthermore, it offers some correspondingly contributive conclusions and constructive prospects from the data of Chinese papers under the framework of TH.
引荐了这方面的一个基于SCI2000的数据挖掘后，在三重螺旋算法下的定量规范性研究，并进行了相应国别区域比较分析。
This paper gives a quantitative analysis and comparative research which based on data mining for SCI2000 and Triple Helix Algorithm.
五重，三重和两重螺旋对称轴。
And fivefold, threefold and twofold axes of rotational symmetry.
五重，三重和两重螺旋对称轴。
And fivefold, threefold and twofold axes of rotational symmetry.
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