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太阳能电池在初期阶段发展很慢,现在在成本和制造上的许多问题都已解决,估计在铁路上应用太阳能供电的方面将逐渐增加。在铁路倍号部门研究应用太阳能电池已有一段时间。加拿大太平洋铁路1973年12月在蒙特利耳附近试装太阳能电池做直流轨道电路的
Solar cells have been slow to develop in the early stages and many of the costs and manufacturing problems have now been solved. It is estimated that the application of solar power to railways will gradually increase. In the railway multiplication department research and application of solar cells for some time. Pacific Railway in Canada in December 1973 in Montreal near the trial installation of solar cells to do DC track circuit