单项选择题
A.482 B.491 C.463 D.483
A.9s B.10.2s C.11.8s D.12.8s
A.25% B.26% C.27% D.28%
A.110KW,250N.m/1750-3000rpm B.120KW,250N.m/1750-3000rpm C.110KW,220N.m/1750-3000rpm D.120KW,220N.m/1750-3000rpm
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