Compared with the diagrammatic calculation, the statistic calculation by Excel is quicker, more trusty and applicable. It also excels all kinds of image analysis system in performance.

• 在计算速度、可靠性、适用性以及绘图功能等方面，用Excel对沉积物进行粒度分布参数的统计计算都显著优于图解法粒度计算和各种用于粒度分析的图像分析系统。