打診 だしん発生 はっせい げん認証 にんしょうじゃありません
dashinhasseigennin shōja arimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 打診発生源認証

1. It is not a source authentication.; It's not a preliminary inquiry.

Negative
Polite
Terminal Form
Computing