ねつルミネセンス線量 せんりょう けいでしょう
netsuruminesensusen ryōkeideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 熱ルミネセンス線量計

1. Probably a thermoluminescent dosimeter.

Polite
Presumptive
Conjecture