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.
一种防治视眼的理疗器,它有作为物的凸、筒、目,还有头套和组,它用于人们在距离上用眼戴在眼上,可以使被视物的像清楚、放大和变。
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.
一种防治视眼的理疗器,它有作为物的凸、筒、目,还有头套和组,它用于人们在距离上用眼戴在眼上,可以使被视物的像清楚、放大和变。
声明:以上例句、词性分类均由互联网资源自动生成,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。