1) track chain bushing
履带轴套
2) track bushing diameter
履带销轴套直径
3) track bushing end
履带销轴套端
4) track bushing groove gauge
履带销轴套槽规
5) track bushing measurement
履带销轴套测量
6) track bushing
履带销轴套，履带链节轴套
参考词条