商业的考虑令人们不得不在成本和收益之间找到最好的平衡,人们开始寻找更好的材料,砷化镓开始重新进入视野日本地震和海啸引起的核电站泄漏事故,让各国对于核电的态度又变得更谨慎了一些。虽然和传统的煤电相比,核电的确是更干净更安全的能源方式,但是单单是“核”这个字,就已经足以唤起人们心中潜藏的恐怖想象,这种状况并非短期内便可以扭转。而且,和传统化石燃料一样,核原料总量有限而正在消耗,更好的核聚变发电技术还遥遥无期;在另一面,则是越来越大的能源需求,仿佛 Commercial considerations have forced people to find the best balance between cost and profit as people begin to look for better materials and gallium arsenide begins to re-enter sight Japan’s earthquake and tsunami-induced leaks of nuclear power plants have brought the attitude of nations toward nuclear power Become more cautious. Although nuclear power is indeed a cleaner and safer way of energy than conventional coal, it is enough that the word “nuclear” is enough to evoke the horrifying imagination hidden in people’s minds. This is not the case in the short term Twist. And, like traditional fossil fuels, nuclear sources are finite in total and are being consumed, and better nuclear fusion power generation is far behind; on the other side, it is a growing energy demand, as if