directpathn.直接波束directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct-read-after-write随录随放Direct Wave Direction Finding直接波测向Direct electrical stimulation直接电刺激directed element of a surface有向面元素direct readout ground station直接读出地球站direct-injection carburetor直接喷射式汽化器direct invasion of triple yin直中三阴, 直中direct coprecipitation method直接共沉淀direct-coupled drive triode直接耦合激励三极管direct access channel display直接存取通道显示器