needlebar[纺]针床, 针座,(缝纫机的)针天心needlen.针vt.用针缝；激怒；嘲弄vi.缝纫Needle segmentation针检测needle bearing cage滚针轴承保持架needle galvanometer指针检疗,磁针电流计,动磁型电疗needleless injector无针头注射器needle felt machine针刺毡机needle point method针刺法needle penetrometer针式贯入器needle piston guide针形活塞导管needle gap arrester针隙避雷器needle plating sock闪色花袜