黑色、有色板带和型材轧机用轧辊的修复、再生利用；

Range of application: Restoration of ferrous and non-ferrous strip and section mill roll;

youdao

黑色、有色板带和型材轧机用轧辊的修复、再生利用；

Range of application: Restoration of ferrous and non-ferrous strip and section mill roll;

youdao