photothermionic image converter

例句：

1. 1. Thephotothermic converter is used toconvert light into heat energy.
   热电子发射器用于将光能转换为热能。
2. 2. Thephotothermic converter was developed toimprove the efficiency of solar panels.
   热电子发射器的开发是为了提高太阳能板的效率。
3. 3. Thephotothermic converter has been widelyused in various applications, such as spaceheating and power generation.
   热电子发射器在各种应用中得到了广泛应用，如空间供暖和发电。