octagons

octagons的意思

1. Stainless steel formed into long shapes from billets. They can be rounds, squares, hexagons, octagons or flats, either hot or cold finished.
    不锈钢是由小胚制成长条状的，它们可以是圆形的、方形的、六角形、八角形或平面，热磨光或冷磨光。