短語詞組短語Subtraction hybridization 差減雜交;雜交法subtraction formula [數(shù)]減法公式Subtraction image 減影圖像;減影影像;減影;差圖像global subtraction [計]全局減法;翻譯;全局減法repeated subtraction 重復減法;同一數(shù)字重復減subtraction shift 轉移型subtraction algorithm 差影算法;抽取算法frame subtraction 幀差法;幀間求差full subtraction 全減法digital subtraction angiography 數(shù)字減影血管造影；數(shù)字減影血管造影術 返回 subtraction