一级日本牲交大片好爽在线看,18禁裸乳无遮挡自慰直播网站,自拍偷区亚洲网友综合图片,看骚逼Tv,Com,天天干天天屌天天草,五月激情六月丁香,欧美熟妇vdeoslisa18

Scientists discover highest energy cosmic gamma rays in Tibet

Source: Xinhua| 2019-07-03 16:57:55|Editor: Li Xia
Video PlayerClose

(InTibet)CHINA-HIGHEST ENERGY-COSMIC GAMMA RAY (CN)

Researcher Liu Maoyuan looks up data in Yangbajain, southwest China's Tibet Autonomous Region, July 2, 2019. A joint research team made up of Chinese and Japanese scientists has discovered the highest energy cosmic gamma rays ever observed from an observatory in Tibet, opening a new window to explore the extreme universe. (Xinhua/Li Xin)

   Prev 1 2 3 4 5 6 7 8 9 10 Next  

KEY WORDS:
EXPLORE XINHUANET