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非标UFO 发表于 2015-6-2 11:14 * m' `" W3 E1 R9 `* G我怀疑桌子下面有个磁铁哈哈
动静之机 发表于 2015-6-2 18:18 ' J8 L% {4 }( j( g$ uA new micro-machine created by scientists from MIT and TU Munich is able to self-assemble, walk on v ...
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