permanent law永久法律
permanentadj.永久的;持久的n.<口> 烫发
permanent magnet motor永磁式电动机,永磁电动机
Permanent teeth period恒牙期
permanent dipole force永久偶极力
Permanent magnet BLDCM永磁无刷直流电机
permanent magnet shape永磁体形状
permanent tarsorrhaphy永久性睑缘缝合术
permanent availability固定利用度
permanent tracheostomy永久性气管造口术
Permanent hair removal永久性脱毛
permanent displacement永久位移