送交者: wasguru 于 2011-03-20, 16:24:39:

回答: 008的民科嘴脸在这里暴露无遗 由 james_hussein_bond 于 2011-03-20, 07:05:32:

• Oops, my bad. The part of the kinetic energy that is transfered - james_hussein_bond (154 bytes) 2011-03-20, 20:19:09 (565066)

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