拡散 かくさん反射 はんしゃ係数 けいすうじゃなかったです
kakusanhanshakeisūjanakattadesu

Noun
Desu Copula

The polite, past negative form of 拡散反射係数

1. Wasn't diffuse reflectance.; Wasn't the diffuse reflection coefficient.

Past/Perfective
Negative
Polite
Casual Register
Computing