54km/h 等于?m/s43.2km/h等于?m/s

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54km/h 等于?m/s43.2km/h等于?m/s
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54km/h 等于?m/s43.2km/h等于?m/s
54km/h 等于?m/s43.2km/h等于?m/s

54km/h 等于?m/s43.2km/h等于?m/s
从km/h转换到m/s就是除以3.6
所以54km/h=15m/s
43.2km/h=12m/s