單位換算:72Km/h=_m/s; 15m/s=_Km/h;180m/min=_m/s;340m/s=_Km/h.
單位換算:72Km/h=______m/s; 15m/s=______Km/h;180m/min=______m/s;340m/s=______Km/h.
物理人氣:258 ℃時(shí)間:2019-11-21 23:33:39
優(yōu)質(zhì)解答
72km/h=72×1km/h=72×
=20m/s.
15m/s=15×1m/s=15×
=54km/h.
180m/min=180×1m/min=180×
=3m/s.
340m/s=340×1m/s=340×
=1224km/h.
故答案為:20;54;3;1224.
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