In the statistical analysis method of Engineering quality,it is generally adopted to find the primary and secondary factors affecting the quality( )在工程质量统计分析方法中,寻找影响质量主次因素的方法一般采用( )。
A.Permutation graph method排列图法 B.Causal Analysis Graph因果分析图法 C.histogram method直方图法 D.Control Chart Method控制图法