A.
B.
C.
D.
[单选题]A.B.C.D.
[单选题]A.1.1kW,llkWhB.2.2kW,22kWhC.3.3kW,33kWhD.4.4kW,44kWh
[单选题]A.1B.2C.3D.4
[单选题]A.0.518m/sB.1.037m/sC.2.073m/sD.3.26m/s