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Nature and Science

Nature and Science

所属栏目: Nature and Science

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分类:外语 - 英语

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播放时长:26:27

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Nature and Science

所属视频集:Nature and Science

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分类:外语 - 英语

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首播栏目:Nature and Science

时长:26:27

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    1、Wang Benxue was living in Shennongjia, Hubei. One day he found a hair-like thing on a plant known as tetrapanacis medulla when he gathered medicinal herbs on mountain. He was curious about it and thought it as a cave man´s hair. Finally experts think it should be a kind of fungi.2、The research conducted in Shanghai indicates that the Myopia among students is above 70%. It is a big problem. From the perspective of reversing thinking, common people will be influenced by light perception, form vision and color vision. Color vision abnormalities are less affected. So experts considered to get rid of the red light in the visible light range. It looks like white light without that wave. It will be good to our eyes and applied on the desk lamps.

 

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