论文部分内容阅读
苏联乌亮兰科学院材料研究所的专家制成了一种利用太阳能焊接金属的装置。该装置有一个直径2米的抛物形镜面,太阳光能聚集在一个真空盒中,其焦点的温度可达340Q℃,这么高的温度足以熔化任何一种金属。
Ulsan Academy of Sciences Institute of Materials experts made a solar welding of metal devices. The unit has a 2-meter-diameter parabolic mirror that collects sunlight in a vacuum box at a focal point of 340Q ° C, which is high enough to melt any metal.