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Physics, 17.08.2021 08:10 veronica25681

10dm/s=...m/phút=km/h 50km/h =m/s=...cm/phút
20m/s=km/phút=dm/h
200km/h =...nút=...cm/s

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10dm/s=...m/phút=km/h 50km/h =m/s=...cm/phút
20m/s=km/phút=dm/h
200km/h =...nút=...cm/s...
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