已经有次观看 wencong在2013-08-12发布

Channel：Rare Earth 标签： Xu  Guang-Xian,  Rare  Earth 

简介：Rare in life everywhere. Every day we watch television, it is bright red came from rare earth elements; small energy-saving lamps, large missiles, both in manufacturing not from the earth. But from natural raw materials to the real lingua franca of rare earth rare earth elements, but it is not an easy process, an old man has tried to dedicate a full three decades of years, he is today the State Supreme Science and Technology Award of the famous chemical home Guangxian.