立りっ方ぽう最さい密みつ充じゅう填てんりっぽうさいみつじゅうてんMeanings1nouncubic close packing; cubic closest packinggeology›Technical term in geology and crystallography for the densest arrangement of equal spheres in a cubic lattice, also known as face-centered cubic (FCC) packing.立りっ方ぽう最さい密みつ充じゅう填てんは
