A . 额定压力为0.4Pa
B . 额定压力为0.4MPa
C . 额定蒸汽压力为0.4MPa
D . 蒸汽压力为0.4Pa
（2012补）已知(A)=0.5, P(B)=0.4，(A)=0.5, P(B)=0.4，则(A)=0.5, P(B)=0.4________（2012补）已知
(A)=0.6, (B)=0.4, (B|overline (A))=0.5，则(A)=0.6, (B)=0.4, (B|overline (A))=0.5，(
[单选题]厚中厚皮片的厚度约为A．0.4～0.5mmB．0.4～0.55mmC．0.55～0.6mmD．0.6～0.75mmE．0.7～0.8mm
[单选题]厚中厚皮片的厚度约为A．0.4～0.5mmB．0.4～0.55mmC．0.55～0.6mmD．0.62～0.75mmE．0.7～0.8mm
[单选题]0.4与0.5之间和0.4与0.8之间小数的个数比为：A． 1：1 B. 1：4 C. 1：∞ D. 难以确定
已知(overline (A))=0.3, (B)=0.4, (Aoverline (B))=0.5求(overline (A))=0.3, (B)=0.4,
0.6 C. 0.5 D .0.4则$$P$${$$X^2>3$$}=( )A .0.8B. 0.6C. 0.5D .0.4
[单选题]正常胆总管内径为：A．0.2～0.3cmB．0.3～0.4cmC．0.4～0.5cmD．0.5～0.8cmE．0.8～1.0cm
设事件A，B相互独立，(Acup B)=0.7 P(A)=0.4，则(Acup B)=0.7 P(A)=0.4A.0.7B.0.6C.0.5D.0.4设事件A，
A 0.3B 0.4 C 0.5 D 0.9若P(A)=0.6,P(B)=0.4,P(AB)=0.1,，则=().A0.3B0.4C0.5D0.9