業界 ぎょうかい標準 ひょうじゅんではありませんでした
gyōkaihyōjundewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 業界標準

1. Was not industry standard.; Was not a standard in the industry.

Past/Perfective
Negative
Polite
Formal Register