HY-200 process procedure for colour chemical conversion coating of al and its alloys parts and the test method for quality control are introduced in this paper.
本文介绍了对铝及铝合金零件进行彩色化学转化处理的HY—200法的工艺及质量控制的试验方法。
Based on the procedure for parametrical optimization of MEWMA control chart, a case study of its application in surface mount process for the solder joint quality control was presented.
提出了MEWMA控制图参数优化方法,对电子产品装配中的表面贴片工艺过程的焊点质量控制进行了研究。
It is a systemic control process of the enterprise construction item's quality management control from working procedure quality to subentry, branch and unit engineering quality.
企业施工项目的质量管理控制是从工序质量到分项工程质量、分部工程质量、单位工程质量的系统控制过程。
It is a systemic control process of the enterprise construction item's quality management control from working procedure quality to subentry, branch and unit engineering quality.
企业施工项目的质量管理控制是从工序质量到分项工程质量、分部工程质量、单位工程质量的系统控制过程。
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