采用因果分析图法分析工程质量特性或问题，通常以（）的方式进行。
A．技术攻关
B．操作比赛
C．质量检查
D．QC小组活动
参考答案：D
He was stealing money from the old woman and then was put in prison. [ ]
A. heard from
B. accused of
C. known of
D. judged from
高层建筑的火灾危险性突出表现在哪三个方面？
