light transmission coefficient

例句：

1. 1.The light transmission coefficient of the material is very high.
   这种材料的光透射系数非常高。
2. 2. The new design has a higher light transmission coefficient than the old one.
   新设计比旧设计的光透射系数更高。
3. 3. The research on light transmission coefficient is crucial for improving the efficiency of solar cells.
   研究光透射系数对于提高太阳能电池的效率至关重要。