troughing idler
短语词组
- carrier troughing impact idler 緩沖托輥組
- carrier troughing transition idler 過渡托輥組
- adjusted carrier troughing transition idler 可變槽角過渡托輥組
- self -troughing idler 自動成槽托滾
- deep troughing idler 深槽形托輥
- carrier troughing idler 槽形托輥組 返回 troughing idler