lock bolt

• 锁紧螺栓,防松螺栓

lock bolt的用法和样例：

例句

1. In screwing down the bolts, the bolts can be tightened upwards to get the bolt clip in the groove at the upper bracket in order to prevent the clip from rotating with bolts.
   拧紧螺栓时，可向上拉紧，使螺母卡在下支架的凹槽中，防止螺母跟随转动。