1km/min=?km/h=?m/h=?km/s= m/s
问题描述:
1km/min=?km/h=?m/h=?km/s= m/s
答
1km/min=60km/h=60000m/h=1/60km/s(0.0167)= 50/3m/s(16.67)
1km/min=?km/h=?m/h=?km/s= m/s
1km/min=60km/h=60000m/h=1/60km/s(0.0167)= 50/3m/s(16.67)