A.9.400m;0.900m B.9.400m;1.200m C.9.550m;0.900m D.9.550m;1.200m
A.外移0.007m B.內(nèi)移0.007m C.外移0.003m D.內(nèi)移0.003m
A.18.0063m B.17.9937m C.18.0126m D.17.9874m