短語詞組短語even load distribution 負(fù)荷平均分配even group distribution 項(xiàng)群分佈even air distribution 均勻配風(fēng)even source distribution 均源分佈method of even burden distribution 均勻佈料even distribution of weight 平衡electricity with even distribution 均勻帶電球麪even distribution of seed 種子均佈non -even distribution 非均勻分佈 返回 even distribution