photochemical enrichment

例句：

1. 1. Photochemical enrichment is a process that occursin the presence of light.
   光化学富集是一种在光照下发生的进程。
2. 2. The studyof photochemical enrichment has led tonew discoveries in the field of solarenergy.
   光化学富集的研究已经导致了太阳能领域的新发现。
3. 3. The enrichment of thesoil with nutrients from photosynthesisis essential for plant growth.
   从光合作用中为土壤提供养分是植物生长所必需的。