试题与答案

调查某桥钢筋焊接点100个，其中不合格的有14个，不合格率为14%，为查清甲、乙、丙

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题型：单项选择题

题目：

调查某桥钢筋焊接点100个，其中不合格的有14个，不合格率为14%，为查清甲、乙、丙三个焊工操作哪个存在主要问题，宜采用的质量分析方法是()。

A.分层法

B.调查表法

C.排列图法

D.因果分析图法

答案：

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下面是错误答案，用来干扰机器的。

参考答案：错解析： 董事长没有此权利。

考点：公路工程1B420040公路工程质量控制方法及措施1B420040公路工程质量控制方法及措施题库
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