回転 かいてん位置 いち検出 けんしゅつ機構 きこうであれば
kaiten'ichikenshutsuki kōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 回転位置検出機構

1. If the rotational position detection mechanism…; Were the rotational position detection mechanism…

Ba Conditional
Computing