Research on the compound decision model of the price structure and bankcard consumption.
银行卡网络价格结构与刷卡消费组合决策模型研究。
The SD model of the compound model can dynamically determine the structure of land-use system in system idea and then better solve the first problem.
本复合模型中的SD模型能从系统的观点动态地确定土地利用系统的结构，较好地解决前一个问题。
Study of coal molecular structure and model compound is the foundation of clean, effective and high value-added utilization of coal.
煤分子结构与模型化合物反应研究是煤洁净、高效和高附加值利用的基础。
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