人类社会进入二十一世纪以来，对能源的需求更趋紧张，而煤炭、原油、天然气等一次性能源，对于人类是有限的，寻找新能源已成为能源科技领域的共同话题。风能、波浪能、太阳能、地热能、生物质能等等为人们所关注，特别是太阳能，它是一个取之不尽，用之不竭的自然能源。工厂 Since human society entered the 21st century, the demand for energy has become more and more intense. One-off energy sources such as coal, crude oil and natural gas are limited to mankind. Looking for new sources of energy has become a common topic in energy science and technology. Wind energy, wave energy, solar energy, geothermal energy, biomass energy, etc. are of concern to people, especially solar energy, which is an inexhaustible natural energy source. factory