旋转式钴60治疗机 rotary cobalt-60 therapy unit ; 60 therapy unit ; rotary y cobalt-60 therapy unit ; rotary cobwist-60 therapy unit

钴60照射 cobalt-60 irradiation

钴60源 cobalt 60 source

钴60治疗机 cobalt 60 therapy unit ; Cobalt-60machine ; cobalt- machine

钴60珠 cobalt60 pearls

钴60英语 radiocobalt

钴60棒源 co- stick radiating raw

钴60治疗装置 60 treatment unit

医疗用钴60治疗机 cobalt 60 teletherapy apparatus

加拿大钴60放射治疗机 Theratron Cobalt-60 treatment unit