题目内容
完成下列单位换算
10m/s=________km/h;18km/h=_________m/s;
3.6m/s=________km/h。
(1)
(2)
(1)85kg=________mg (2)0.4t=________g
(1)75g=________kg (2)300mg=________t
(1)15 min=________s;
(2)1.5 h=________s.
(1)85dm=________nm
(2)1 175 mm=________m=________m
(3)6 400 km=________dm
(4)2.165 m=________mm
(5)20 nm=________m