hexagonadj.六角形的n.六角形；六边形Hexagon screws with waisted shank六角头不脱出螺钉Hexagon socket Button head screws圆头内六角螺钉Hexagon flange head tapping screwsGB/T16824.；2-1997六角法兰面自攻螺钉Hexagon washer head tapping screws垫圈六角自攻螺纹Hexagon socket headless set screws六角凹头定位螺丝Hexagon head thread forming screws六角头自攻锁紧螺钉Hexagon blind rivet nuts countersunk六方沉头拉铆螺母hexagon- based virtual infrastructure蜂窝结构Hexagon nuts with flange--Coarse thread六角法兰面螺母Hexagon Chess Under Non-Euclidean Space.非欧几何中的六角棋盘！