電気 でんき化学 かがく てき分極 ぶんきょくだったら
denkikagakuteki bunkyokudattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 電気化学的分極

1. If it were electrochemical polarization; Were it electrochemical polarization

Tara Conditional
Chemistry