How to Use "roundness" with Example Sentences

1. So they move that way and they write that way , and the roundness is emphasized all the time .
2. Method of using roundness measuring instrument .
3. Paintballs are of good roundness and precious at shooting .
4. Keywords : cryogenic wild surface roughness roundness .
5. Electrons , negatively-charged particles which orbit the nuclei , deviates from absolute roundness by less than less than 0.000000000000000000000000001cm .