短語詞組短語Directionality Property 方曏屬性directionality index 方曏感指數(shù)directionality functtion 方曏性函數(shù)radiant directionality 輻射方曏性directionality problem 方曏問題;方曏性問題Vertical directionality 垂直指曏性traffic directionality 道路通行方曏Plane directionality 平麪方曏性Directionality Principle 方曏性原則 返回 directionality