1.
" Screws,fluted socket head"

GB/T824-1976圆柱头内花键螺钉
2.
hexagon spline screw driver

内六角花形螺钉旋具
3.
Generally, two screws are placed in the hub: one screw bears on the key and the other bears on the shaft.
一般在轮毂内装有两个螺钉,一个螺钉压在键上,另一个则压在轴上。
4.
Hexagon lobular socket countersunk head screws

GB/T2673-1986内六角花形沉头螺钉
5.
Hexagon lobular socket head cap screws--Property class 4.8

GB/T6190-1986内六角花形圆柱头螺钉4.8级
6.
Hexagon lobular socket head cap screws--Property class 8.8

GB/T6191-1986内六角花形圆柱头螺钉8.8级
7.
Hexagon lobular socket raised countersunk head screws

GB/T2674-1986内六角花形半沉头螺钉
8.
Hexagon lobular socket pan head screws

GB/T2672-1986内六角花形盘头螺钉
9.
Hexagon lobular socket thread forming screws

GB/T6564-1986内六角花形圆柱头自攻锁紧螺钉
10.
Plastic diamond knurlhead screws

GB/T840-1988塑料滚花头螺钉
11.
Knurled screws with small head

GB/T836-1988滚花小头螺钉
12.
Knurled thumb screws

GB/T834-1988滚花高头螺钉
13.
INBOARD SWITCH POD MOUNTING SCREWS

内侧开关盒固定螺钉
14.
The Effects of the Position of the Screw in the Dynamic Compression Plates on the Stability of Plate and Screw Structure;
螺钉位置对钢板螺钉内固定结构载荷的影响
15.
Knurled thumb screws with waisted shank

GB/T839-1988滚花头不脱出螺钉
16.
To clinch(a bolt, for example).

钉牢(例如螺丝钉)
17.
The Effect of the Number of the Screw in the Dynamic Compression Plates on the Stability of Plate and Screw Structure Torsion;
螺钉数量对钢板螺钉内固定结构扭转载荷的影响
18.
The Effects of the Number of the Screw in the Plates on the Bending Stiffness of Plate and Screw Structure;
螺钉数量对钢板螺钉内固定结构弯曲刚度的影响