direct jet直射式directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct active hemagglutination直接自动血凝反应, 直接自动血凝direct consumption coefficient直接消耗系数Direct to Disk Audio Rendering直接对磁盘进行声频修饰direct current working voltage直流工作电压direct and indirect connexions直接联系与间接联系Direct Supply Support Activity直接供应支援机构direct determination of oxygen氧的直接测定法direct your whole attention tovt.注意(使想到；考虑；采取行动)direct-acting solenoid valve直接动作螺管阀Direct-buried vapor pipeline蒸汽直埋管