潜熱 せんねつ蓄熱 ちくねつではありませんでした
sennetsuchikunetsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 潜熱蓄熱

1. Was not latent heat storage.; Was not a latent heat storage system.

Past/Perfective
Negative
Polite
Formal Register