bolt cap

• 螺母

bolt cap的用法和样例：

例句

1. Use of a torque wrench for pulling on the nuts is suggested for actual bolt tightening.
   在实际螺栓紧固时，建议采用一把扭矩扳手套在螺母上。
2. At the same time, the relationship between screwing length and axial stress distribution of bolt screw thread is studied, which offers reference to the design of nut height.
   文中还对旋合长度对螺栓轴向应力分布的影响也进行了研究，为螺母高度的设计提供了参考。