平均 へいきん故障 こしょう間隔 かんかくではありません
heikinkoshōkankakudewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 平均故障間隔

1. Not Mean Time Between Failures.; It is not the Mean Time Between Failures.

Negative
Polite
Formal Register
Computing