A.364 B.374 C.384 D.394
A.0.2 B.0.3 C.0.4 D.0.50
A.160 B.190 C.220 D.350
A.13.75 B.15.75 C.17.75 D.19.75
A.并联 B.串联 C.串、并联 D.以上都不对
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