单词spring catch
un.: 弹簧销;弹簧栓网络: 弹簧梢;弹簧插销
弹簧栓
弹簧销
Socket clevis is forgeable iron, hot galvanizing. Spring catch bronze or stainless steel.
碗头挂板为可锻铸铁件,热镀锌。弹簧销为青铜件或不锈钢件。