Dispersion ray光照dispersionn.散布；分散；弥散；色散dispersion phase precipitation弥散相析出dispersion of light luminosity分光光度法dispersion-limited operation色散限制作用dispersion-type fuel element分散型燃料组元Dispersion of two elastic axes二弹性轴分散dispersion compensation module色散补偿模块dispersion strengthened copper弥散强化铜dispersion-hardened material弥散硬化合金dispersion due to flow profile流型扩散dispersion measuring instrument色散测量仪