回転 かいてん位置 いち検出 けんしゅつじゃなかったです
kaiten'ichikenshutsujanakattadesu

Noun
Desu Copula

The polite, past negative form of 回転位置検出

1. Wasn't rotational position detection.; Wasn't a rotational position detection.

Past/Perfective
Negative
Polite
Casual Register
Computing