A physiotherapeutic apparatus for preventing and treating near sighted eye has a convex lens used as objective lens, lens cone, eyepiece, headgear and lens set.
一种防治近视眼的理疗器,它有作为物的、筒、目,还有头套和,它用于人们在近距离上长时间用眼时戴在眼上,可以使被视物的像清楚、放大和变远。
A physiotherapeutic apparatus for preventing and treating near sighted eye has a convex lens used as objective lens, lens cone, eyepiece, headgear and lens set.
一种防治近视眼的理疗器,它有作为物的、筒、目,还有头套和,它用于人们在近距离上长时间用眼时戴在眼上,可以使被视物的像清楚、放大和变远。
声明:以上例句、词性分类均由资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。