D-S证据理论数据融合，数学方法是部分子空间法，STM32制作的MP3的全部资料。- D-S evidence theory data fusion, Mathematics is part of the subspace, STM32 all the information produced by the MP3.

STM32制作的MP3的全部资料，D-S证据理论数据融合，快速扩展随机生成树算法。- STM32 all the information produced by the MP3, D-S evidence theory data fusion, Rapid expansion of random spanning tree algorithm.