反転 はんてん分布 ぶんぷ係数 けいすうじゃなかったです
hantembumpukeisūjanakattadesu

Noun
Desu Copula

The polite, past negative form of 反転分布係数

1. Wasn't population inversion coefficient.; Wasn't the population inversion coefficient.

Past/Perfective
Negative
Polite
Casual Register