专用的地球化学元素参数统计,可以一次同时统计一个*.mdb文件中的所有参数表的每一个数字性字段的\"原始样品数,统计样品数,平均值,标准离差,变异系数, 极大值,极小值,众值,中位数\"-dedicated geochemical parameters can be time in a statistical *. mdb file of all the parameters of each table a numerical field of "primitive few samples, a few statistical sample, average, standard deviation, coefficient of variation, the maximum value, minimum value, the public value, median "