30km/S=KM/H120KM/H= M/S25M/S= KM/H36KM/H= M/S10M/S= KM/MIN KM/S?M/MIN
问题描述:
30km/S=KM/H
120KM/H= M/S
25M/S= KM/H
36KM/H= M/S
10M/S= KM/MIN KM/S?M/MIN
答
30km/S=KM/H
120KM/H= M/S
25M/S= KM/H
36KM/H= M/S
10M/S= KM/MIN KM/S?M/MIN