特殊用法aggregate averaging1.测定集料平均粒径dollar averaging1.按每一美元平均购入证券额计算dollar cost averaging1.按购入证券的美元价格平均计算法group averaging1.群上平均income averaging1.收入平均multiple averaging1.多重平均neighborhood averaging1.邻域平均signal averaging1.信号平均值averaging of accounts1.往来帐户的平均计算