随着近代科学技术的发展,人类对能量的需求也越来越大,而矿物燃料的开采已有日趋涸竭之势,因此对新能源的开发成为众所关注的重要课题。占地球上总能量99%以上的太阳能,取之不尽,用之不竭,又无污染,一直是人们梦寐以求的理想能源,是将来人类利用能量 With the development of modern science and technology, the human demand for energy is also growing. However, the exploitation of fossil fuels has become increasingly exhausted. Therefore, the development of new energy sources has become an important topic of public concern. The solar energy which accounts for more than 99% of the total energy of the earth is inexhaustible and pollution-free. It has always been the ideal energy that people dream of. It is the energy that human beings use in the future