1km/h等于多少m/s?写出具体过程,

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1km/h等于多少m/s?写出具体过程,
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1km/h等于多少m/s?写出具体过程,
1km/h等于多少m/s?写出具体过程,

1km/h等于多少m/s?写出具体过程,
1km/h=1000m/h=1000m/3600s=5/18 (m/s)=0.2777777777778m/s

8.1km/h=8.1*1000m/h=8100m/1h=8100m/3600s=2.25m/s所以阿,结果是2.25m/s