废品：目测不合格或尺寸超差并且无法修复的产品；无法达到图纸公差要求的产品。

SCRAP : When product that is either visually or dimensionally out of tolerance and can not be repaired; product that does not conform to blueprint tolerances.

youdao

超差：公差的极限值，通常在外径上发生。

SLOPPY : Extreme limits of tolerance, usually outside.

youdao

本发明利用工具和工艺装 备将弹簧的尺寸超差部位持续加力使其固定到公差范围内；

The method utilizes tools and technique equipment to apply force continuously on the parts size of which is out-of-tolerance so as to fix the size to the tolerance limits;

youdao