電波 でんぱ占有 せんゆう りつじゃありませんでした
dempasen'yūritsujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 電波占有率

1. Was not radio wave occupancy rate.; Was not radio frequency utilization.

Past/Perfective
Negative
Polite
Terminal Form