光学 こうがく しきマーク 装置 そうちであれば
kōga kushiki mākuyomitorisōchideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 光学式マーク読み取り装置

1. If it were an optical mark reader; If it is an optical mark reader

Ba Conditional
Computing