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[主观题]
In the iron-carbide phase diagram, when at the temperatures above the eutectoid and for all times, only austenite will exist.
提问人:网友cocolwang
发布时间:2022-01-07
A.P(AB)=P(B)P(A∣B)
B.P(AB)=P(B)P(A)
C.P(AB)=P(B)P(A)+P(A)
D.P(AB)=P(B)P(A)+P(B)
已知P(A)=0.3,P(B)=0.5,P(AB)=0.15,验证P(B|A)=P(B),=P(B),P(A|B)=P(A),
=P(A)。
A.P(AB)=P(A)+P(B)
B.P(AB)=P(A)+P(B)+P(AB)
C.P(AB)=P(A)+P(B)-P(AB)
D.P(AB)=P(A)P(B)
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