circadian change meaning in English

昼夜节律性变化

We firstly testified that the manipulative light conditions could n ' t eliminate the circadian change of ultrastructures of compound eyes in m . nipponense . the compound eyes showed corresponding light adaptive features during the diurnal dark adaptation , and showed dark adaptive features to some extent during the nocturnal light adaptation
首次用实验证实人工光照不能消除日本沼虾复眼超微结构的昼夜节律性变化，即在白天的暗适应时仍表现出相应的明适应特征，而在晚间的明适应时则表现出一定程度的暗适应特征。