電磁 でんじ両立 りょうりつ せいではありませんでした
denji ryōritsu seidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 電磁両立性

1. Was not electromagnetic compatibility.; Was not electromagnetically compatible.

Past/Perfective
Negative
Polite
Formal Register
Electrical Engineering