平时大家讲的黑眼珠在医学上称角膜。由于角膜有正常的形态和良好约透明度,人们才能通过它看见周围物体,如角膜混浊就会遮挡视线,感到视力模糊甚至失明。 在金属切削、机械加工、建筑工程等生产作业中,如不注意防护飞溅的铁屑、钢屑。石渣等异物进入眼部,常会损伤角膜。异物进? Usually we talk about the black eye medicine in the cornea. Due to the normal shape and good transparency of the cornea, people can see the surrounding objects through it. If the cornea is cloudy, they can obstruct the sight line, and the eyes are blurred and even blind. In metal cutting, machining, construction and other production operations, if not pay attention to the protection of splashing iron filings, steel scrap. Gravel and other foreign objects into the eye, often corneal damage. Foreign body into?