Experimental results show that the method of background subtraction not only computes rapidly, but also has superiority to the traditional others for the determination of low content elements in accuracy.

• 实验结果表明，该扣除背景的方法不仅计算速度快，而且和其它的背景扣除方法相比，对含量低的元素的定量分析结果也更加理想。