germanium photoconductor

例句：

1. 1. Germanium photoconductors arewidely used in solar cells.
   锗光电导体在太阳能电池中广泛应用。
2. 2. Thenew device uses germanium photoconductors to improveefficiency.
   新设备使用锗光电导体来提高效率。
3. 3. In the field ofelectronics, germanium photoconductors have been studied for decades.
   在电子领域，锗光电导体已经研究了几十年。