Using Charged Particle Activation Analysis ( CPAA), the concentration of oxygen in a thin boron target was determined, and the method of analyzing the thin unknown sample in comparison with the thick standard was studied. 应用带电粒子活化分析法(CPAA)对硼薄膜中的氧含量进行了测量,并对利用厚标样分析薄样品中的元素含量的比较测量方法进行了研究。