direct red直接红directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct aeration method[医] 直接灌气法(检血脲)direct feedback system直接反馈系统direct current erasing直流清洗Direct Lighting Strike直接雷击direct reading balance直读天平direct-mounted valve管式连接阀direct consumption tax[经] 直接消费税direct blending method直接混合法directed air-cooling直接空冷direct type duplicator直接复印机