knuckle flange felt spring

例句：

1. 1. The engineer used a special toolto remove the knuckle flange and install the new spring.
   工程师使用特殊工具移除了关节凸缘并安装了新的弹簧。
2. 2. The car's suspensionsystem relies on the knuckleflange to absorb shocks.
   汽车的悬挂系统依靠关节凸缘吸收冲击。
3. 3.The technician carefully replaced the worn outknuckle flange with anew one.
   技术员仔细地用一个新的关节凸缘替换了磨损的部件。