操業 そうぎょう短縮 たんしゅくじゃなかったです
sōgyō tanshukujanakattadesu

Noun
Desu Copula

The polite, past negative form of 操業短縮

1. Wasn't operating at reduced capacity.; Didn't curtail operations.

Past/Perfective
Negative
Polite
Casual Register