He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦在纸上。
He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦在纸上。
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,它有作为物镜的凸透镜、镜筒、目镜,还有头套和透镜,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、词性分类均由互联网资生成,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。
He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦纸
。
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.
一种防治近视的理疗器,它有
物镜的凸透镜、镜筒、目镜,还有头套和透镜
,它用于人们
近距离
长时间用
时戴
,可以使被视物的像清楚、放大和变远。
声明:以例句、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。
He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦。
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,它有作为物镜的凸透镜、镜筒、目镜,还有头套透镜
,它用于人们
近距离
长时间用眼时戴
眼
,可以使被视物的像清楚、放大
。
声明:以例句、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。
He focused the sun's rays on a paper with a burning glass.
他凸透镜把阳光聚焦在纸上。
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.
种防治近视眼的理疗器,它有作为物镜的凸透镜、镜筒、目镜,还有头套和透镜
,它
于人们在近距离上长时间
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、词性由互联网资源自动生成,部
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。
He focused the sun's rays on a paper with a burning glass.
面凸透镜把阳光聚焦在纸上。
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.
种防治近视眼的理疗器,它有作为物镜的凸透镜、镜筒、目镜,还有头套和透镜
,它
于人们在近距离上长时间
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。
He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦在纸上。
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,
有作为物镜的凸透镜、镜筒、目镜,还有头套和透镜
,
用于人们在近距离上长时间用眼时戴在眼上,
被视物的像清楚、放大和变远。
声明: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。
He focused the sun's rays on a paper with a burning glass.
他一面
镜把阳光聚焦在纸上。
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.
一种防治近视理疗器,它有作为物镜
镜、镜筒、目镜,还有头套和
镜
,它
于人们在近距离上长时
时戴在
上,可以使被视物
像清楚、放大和变远。
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观点;若发现问题,欢迎向我们指正。
He focused the sun's rays on a paper with a burning glass.
他用一镜把阳光聚焦在纸上。
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,它有作为物镜的镜、镜筒、目镜,还有头套和
镜
,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、词类均由互联网资源自动生成,部
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。
He focused the sun's rays on a paper with a burning glass.
他用一面凸透镜把阳光聚焦在纸上。
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.
一种防眼
理疗器,它有作为物镜
凸透镜、镜筒、目镜,还有头套和透镜
,它用于人们在
距离上长时间用眼时戴在眼上,可以使被
物
楚、放大和变远。
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观点;若发现问题,欢迎向我们指正。