active NAK主动NAKactiveadj.活跃的；积极的；起作用的；灵活的active position down操作位置下移Active Inert Missile主动惯性制导导弹Active phospholipids活性磷脂active proliferation增生活跃active power filters有源电力滤波器active demonstration动态模拟actived silicic acid活化硅酸Active margin slices活动陆缘残片active optical fibre激活光导纤维Active Training Duty现役训练值勤