DS证据理论中的合成规则的算法实现；该算法对两个基本可信度分配(BPA)的合成规则进行实现，算法包含在DS.h文件中，main.c文件对其进行调用，并对简单示例进行测试。-DS evidence theory in the synthesis of the rules of algorithm　the algorithm two basic probability assignment (BPA) to achieve the synthesis rules, the algorithm is included in the DS.h file, main.c file their calls, and simple example for testing.