有事件樹(shù)如下圖所示:
有事故樹(shù)如下:
T=X1·X2+[X3+X1·X3] =X1·X2+X3 化簡(jiǎn)后的等效事故樹(shù):
T=A1+A2 =X1·X2+(X3+B) =X1·X2+[X3+X1·X3]