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针对SP预应力混凝土空心板产品合格率低的现状 ,提出了生产全过程质量控制要点。分析了SP预应力混凝土空心板合格率低的原因 ,对原材料、生产全过程 ,分别提出了相应的检测项目、检测频率及相应的技术要求。
According to the low passing rate of SP prestressed concrete hollow slab, the main points of quality control in the whole production process are put forward. The reason of low pass rate of SP prestressed concrete hollow slab is analyzed. The corresponding testing items, testing frequency and corresponding technical requirements are put forward respectively for the whole process of raw materials and production.