distribution box分配箱,分线盒,配水箱distributionn.分布；分发；分配；散布；销售量distribution of wealth and income财富和收入的分配distribution core type transformer分布铁心式变压器distributional ion exchange method分配离子交换法distribution of suspended sediment悬沙分布distribution area of volcanic rock火山岩分布区distribution of velocities of flow临分布Distribution and Pricing Agreement分配与定价协议distribution according to elements要素分配distributions of particle velocity颗粒速度分布distributions of metallic elements金属元素分布