A.150
B.80
C.70
D.0
第1题
A.ρ={R1(AC),R2(ED),R3(AB)}
B.ρ={R1(ABC),R2(ED),R3(ACE)}
C.ρ={R1(ABC),R2(ED),R3(AE)}
D.ρ={R1(ACE),R2(ED),R3(AB)}
第2题
A.ρ={ R1(AC),R2(ED),R3(B) }
B.ρ={ R1(AC),R2(E),R3(DB) }
C.ρ={ R1(AC),R2(ED),R3(AB) }
D.ρ={ R1(ABC),R2(ED),R3(ACE) }
第3题
A.ρ={R1(AC),R2(ED),R3(B)}
B.ρ={R1(AC),R2(E),R3(DB)}
C.ρ={R1(AC),R2(ED),R3(AB)}
D.ρ={R1(ABC),R2(ED),R3(ACE)}
第6题
A.ρ={R1(CSG),R2(CT),R3(THI),R4(HIC),R5(HSI)}
B.ρ={R1(CSG),R2(CT),R3(THI),R5(HIC)}
C.ρ={R1(CSG),R2(CT),R3(THI),R4(HSI))
D.ρ=(R1(CSG),R2(CT),R3(HIC),R4(HSI)}
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