国家 こっか基幹 きかん技術 ぎじゅつじゃありません
kokkakikangijutsujārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 国家基幹技術

1. It is not a core national technology.; It's not a vital national technology.

Negative
Polite
Terminal Form