周波 しゅうは すう分割 ぶんかつ多重 たじゅうではありませんでした
shūhasūbunkatsutajūdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 周波数分割多重

1. Was not frequency-division multiplexing.; It was not frequency-division multiplexing.

Past/Perfective
Negative
Polite
Formal Register
Computing