Fault tree analysis and cause-effect diagram as reference, the root cause analysis method on the customer complaint is designed.

参考借鉴了故障树分析和因果图，对顾客投诉根本原因分析方法提出了整体设计。

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Last week it issued interim findings on a counter-complaint by the Europeans that Airbus executives had hoped would show both sides are at fault in the subsidies war.

FORBES: Can Airbus Survive Without Subsidies?