off melt meaning in English

不合格熔炼
废品钢

Meanwhile it retains evenness on lift force to prevent leakage of residue that is caused by installation clearance error or changes in welding criteria , flow off molten iron as well as break - over welding , so that the ideal fosion depth and finishment have been fulfilled
在需原动力的条件下，该机利用弹性夹角变化，随着筒体转动，使垫层焊剂始终紧贴筒体外侧环向焊接区，并保持托力均匀防止因装配间隙误差或焊接规范变化而引起漏渣，铁水下淌及焊穿现象，达到理想的熔深度和光洁度。