direct STI直接浅沟道隔离directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct labour basis直接工资标准法direct relationship直系亲缘directed connection有向连接direct acting valve直接操纵阀direct expenditures直接财政支出Direct Support Item直接支援项目direct viewing tube直观显象管direct driven motor直接驱动电机directed forgetting定向遗忘direct electrolysis直接电解