Ge-gallium arsenide solar cell

例句：

1. 1. The Ge-gallium arsenide solar cell technology has made significant progress in recent years.
   近年来，锗砷化镓太阳能电池技术取得了显著进展。
2. 2. The new solar cell design is expected to greatly improve energy conversion efficiency.
   预计新的太阳能电池设计将大大提高能量转换效率。
3. 3.The Ge-gallium arsenide solar cell has been widely used in space exploration due to its high power density and long lifespan.
   由于其高功率密度和长寿命，锗砷化镓太阳能电池在太空探索中得到了广泛应用。