ball pin meaning in English

球端销钉
球头销
球形硝
球轴颈

Mechanical connections of articulated bus . ball pin
铰接式客车机械连接装置球头销
Connecting point for earthing and short - circuiting devices ; ball pin
接地的接点和短路设备.球头销
Twin - balled pins for overhead power lines
电力架空线用双球形销
Screw type ball pin for motor vehicles
汽车用螺杆式球销
Ball pin seat for motor vehicles
汽车用球销球座