陶瓷高强力磨削砂轮
ceramic high heavy grinding wheel
无心磨削砂轮
centreless grinding wheel
金刚石砂轮成形磨削
Form grinding using diamond wheel
成形砂轮磨齿机
gear grinding machine with form wheel
传动点轮磨削检验区段
transmission gear ground verify segment
碟型砂轮磨齿机
gear grinding machine with dish grinding wheel