立方りっぽう最密さいみつ充填じゅうてん構造こうぞうだったら
rippōsaimitsujūtenkōzōdattara

Noun
Da Copula

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

1. If it were a cubic closest packing structure; If it's a cubic closest packing structure

Tara Conditional
Geology