みず蒸気 じょうき透過 とうか りつではありませんでした
mizu jōkito ukaritsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 水蒸気透過率

1. Was not moisture permeability.; Was not water vapor permeability.

Past/Perfective
Negative
Polite
Formal Register