magnetic key磁动电键magneticadj.有磁性的；有吸引力的；催眠术的n.磁体，磁性物质magnetic flux leakage漏磁Magnetics integration磁集成magnetic film storage磁膜存储器magnetic fibre sensor光纤磁性传感器magnetic motive force磁动势magnetic flux in iron铁中磁通magnetic tube of flux磁通量管magnetic printthrough磁带复印效应magnetic nanoerystals磁性纳米晶magnetic nano-films磁性薄膜