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Many students like to watch the springboard diving competition, although the springboard from the su

815,402,0852010-01-27 03:01:46 +0000 #1
somersault movements, because the athlete passed before take-off with the beat a springboard to jump very high so that their own, please From the energy point of view shows them the truth.

On-line and so on.
60,185,2482010-01-27 03:16:05 +0000 #2
As you said, the first platen bouncing. This is, athletes will feel that they seem to stay in the air, in the use of energy have been carried out when Pressing the remaining actions.
meiyuyuan875792010-01-27 03:10:10 +0000 #3
ytj

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