真空 しんくう蒸着 じょうちゃくじゃなかったです
shinkūjōchakujanakattadesu

Noun
Desu Copula

The polite, past negative form of 真空蒸着

1. Wasn't vacuum deposition.; Wasn't vapor deposition.

Past/Perfective
Negative
Polite
Casual Register
Chemistry
Physics