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一、如何改进铸锭工作,尤其是浇铸工作 (一)目前的质量情况:(根据1955月一、二月份情况) 1.废品原因分析(见表1) 2.一级品及二级品分析(见表2)
First, how to improve ingot work, especially casting work (A) of the current quality: (According to January 1955, February situation) 1. Analysis of scrap causes (see Table 1) 2. First grade and secondary grade analysis (See Table 2)