短語詞組短語mass abundance distribution 質(zhì)量分佈mass flow distribution 質(zhì)量流量分佈;質(zhì)量流分佈mass concentration distribution 質(zhì)量濃度譜Mass flux distribution 流量分配equilibrium mass -distribution 平衡分佈capacity mass -distribution 容量分佈molecular mass and distribution 分子量大小和分佈mass size distribution 濃度mass Love distribution 大槼模運銷 返回 mass distribution