According to the J-O theory, the efficiency of up-conversion is seriously dependent on host materials.

由J - O理论可知，上转换效率跟基质材料有很大关系。

youdao

According to the J-O theory, the efficiency of up-conversion is seriously dependent on host materials.

由J - O理论可知，上转换效率跟基质材料有很大关系。

youdao