难加工的材料 meaning in English
difficult to machine material
to machine material
Examples
- Cold headed - use steel wire , deformed steel wire , steel bars , polished bar steel , a variety of new materials difficult - to - process materials such as super steel , rubber metal , etc
冷锻造专用钢丝，异形钢丝钢棒，磨光钢棒各种新材料超级钢铁，橡胶金属等难加工的材料