directableadj.可指引的;可指挥的;可操纵的
directadj.直接的;笔直的;坦白的v.对准;指挥;指示;命令
direct capacitive coupling直接电容耦合
direct current dynamometer直流测功机
direct-acting steam pump直接式蒸汽泵
direct abstract declarator直接抽象说明符
directivity discrimination方向性鉴别度
direct current supply line直流电源线
direct product of lattices格的直积