Active Al活性铝activeadj.活跃的；积极的；起作用的；灵活的active service node主动服务结点active-duty force现役部队active furnace area炉膛有效面积active ferric oxide活性三氧化二铁active acetaldehyde活性乙醛Active interference有源干扰Active History Fileactive relay system有源中继系统active rod grinding激活材料棒研磨,激活材料芯子研磨active power filter有源电力滤波器