鼻泪管插管
chronic dacryocystitis
intubation of lacrimal passage
插管化疗
Catheterization chemotherapy
插管化疗加栓塞
Transcatheter arterial chemotherapy and embolization
插管化疗栓塞
Transcatheter arterial chemoembolization
插管困难
Difficulty tracheal intubation
插管密封总成
seal bore sealing assembly