近几年来，各地区、各部门和广大企业都不同程度地开展了降度减损（“降低不良品损失，提高关键工序一次投入产出合格率”的简称）活动，取得了一定的经济效益和社会效益，积累了不少经验。但是，工业生产过程中资源消耗高、不良品损失严重的现象还没有得到根本扭转，是造成工 In recent years, various regions, departments, and companies have carried out activities to reduce degrees of derogation (short for “reducing the losses of defective products and increasing the qualification rate for one-time input and output of key processes”) and achieved certain economic benefits. Social benefits have accumulated a lot of experience. However, the phenomenon of high resource consumption and severe losses of defective products in the industrial production process has not yet been fundamentally reversed, which is a cause of