指工厂已售出的产品，在保修期内由于质量问题而返回厂家修理的那部分在售出总量中所占的比例returns rate

• “上菱”冰箱成品一次交验合格率达到98％，返修率为2％。

  The original acceptance inspection pass rate of finished "Shangling" refrigerators has reached 98%, with a returns rate of 2%.

• 杂牌电脑质量差，返修率也高。

  Unbranded computers are of poor quality and have a high returns rate.