摘要:7.完成下列单位换算: (1)450 mA= μA= A (2)22 kV= V= mV (3)1500Ω= kΩ= MΩ
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完成下列单位换算:
(1)1m/s=
(3)72km/h=
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(1)1m/s=
3.6
3.6
km/h (2)60min=3600
3600
s(3)72km/h=
20
20
m/s (4)54m/s=194.4
194.4
km/h.