最密 さいみつ充填 じゅうてん構造 こうぞうだったら
saimitsujūtenkōzōdattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 最密充填構造

1. If it were a closest-packing structure; If it’s a closest-packing structure

Tara Conditional
Geology