ちょう音波 おんぱ探傷 たんしょう でしょう
chōon patan shōkideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 超音波探傷器

1. Ultrasonic flaw detector, likely.; Probably an ultrasonic flaw detector.

Polite
Presumptive
Conjecture