Based on the quarterly economic,social and financial development data of 39 poverty-stricken counties in Henan Province ......

目的以基于熵的复杂系统分划方法建立冠心病心绞痛中医证候量化诊断标准。方法将403例冠心病心绞痛患者随机分为运算组（302例）和考核......

The performance measurement of enterprise technology alliances is complex.In this article,evaluation mechanism of entrop......