みず蒸気じょうき透過とうかりつじゃありませんでした
mizu jōkito ukaritsuja arimasendeshita

Noun
Desu Copula

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

1. Was not moisture permeability.; Was not a moisture permeability rate.

Past/Perfective
Negative
Polite
Terminal Form