摘要:完成下列单位换算 ⑴ 3.45×102cm2= m 2 ⑵1.96×105Pa= N/m2 ⑶ 4×10-6m2= cm2 ⑷ 5.6MPa= Pa
网址:http://m.1010jiajiao.com/timu3_id_1461952[举报]
完成下列单位换算:
(1)1m/s=
(3)72km/h=
查看习题详情和答案>>
(1)1m/s=
3.6
3.6
km/h (2)60min=3600
3600
s(3)72km/h=
20
20
m/s (4)54m/s=194.4
194.4
km/h.