单词：spectro-angular flux density
单词：spectro-angular flux density 相关文章
This is the VOA Special English Development Report. Almost forty years ago, a community service organization started providing eye care in Gujarat State, in western India. The Rotary Club of Navsari operates an eye hospital and nine area eye centers
2010年慢速英语(三)月
Dr. Gong Yongxiang, head of the Aier ophthalmic expert team, performed a free cataract surgery on a Myanmar patient at the Sitagu Shwe Pyi Hein Clinic in Yangon on May 19th, 2017. [Photo: China Plus/Tu Yun] Some 200 cataract patients in Myanmar will
2017CRI中国国际广播电台
A Blind Teacher's Vision 一个盲人老师的愿景 There are an estimated 70,000 blind children in Indonesia, according to a recent study in the British Journal of Ophthalmology. The researchers found that 60 percent of the children they studied di
2015年VOA慢速英语(三)月
BEIJING, May 22 (Xinhua) -- More than 1 million cataracts patients in China have been cured in the past three years with the help of 872 million yuan (138 million U.S. dollars) in subsidies from the central government, according to Health Ministry fi
英语新闻
BEIJING, Aug. 9 (Xinhuanet) -- There are three little-known effects about eggs, except its rich nutrition that is necessary for people. First, eating eggs can brighten your eyes. Those who eat eggs every day have little risk for cataract according to
英语新闻
You need to take proper care of your eyes to maintain good eyesight. There are few fundamental rules that have to be done for good eye care. As you know very well that exposure to sun is very bad for the eyes. Similarly, if you use computer for long
英语小短文