ตัวกรองผลการค้นหา
Back-up Balance
แปลว่า(english) Cylinders that supply the force used to hold the back-up rolls up in place.
Back-up Roll
แปลว่า(english) 1) Roll used as a support roll mainly for plater rolls. 2) Two rolls, one on top and one on bottom of the two work rolls which apply pressure and reduce the flexing of the work rolls.