screw raceway surface滚道型面
screw tooth surface螺旋齿面
Involute screw surface渐开线螺旋面
twin-screw surface双螺杆曲面
Lean distribution screw surface瘦肉配螺丝面
screw surface of bit螺旋工作面
screw-on surface螺纹定位面
screw surface temperature螺杆表面温度