A.r6*[1-(1-r1*r2*r3)*(r4*r5)]
B.(1-r6)*[1-(1-r1*r2*r3)*(1-r4*r5)]
C.r6*[1-(1-r1*r2*r3)*(1-r4*r5)]
D.r6*(1-r1*r2*r3)*(1-r4*r5)
第1题
A、0.68,0.32,0.2,0.8
B、0.48,0.52,0.2,0.8
C、0.48,0.52,0.4,0.6
D、0.70,0.30,0.2,0.8
第2题
A、0.008/小时,0.0066/小时
B、0.0066/小时,0.0062/小时
C、0.004/小时,0.0082/小时
D、0.002/小时,0.0041/小时
第3题
A、等待冗余,0.9999997
B、串联系统,0.9999995
C、并联系统,0.9999998
D、等待冗余,0.9999999
第4题
A、0.55;5.5;工序能力四级,严重不足;
B、0.88,0.42;工序能力三级,不足;
C、1.15;0.008;工序能力二级,尚充足;
D、1.44;0.0007;工序能力一级,充足
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