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非标UFO 发表于 2015-6-2 11:14 ' {; N$ i4 N6 X7 m2 y: G, k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 5 v( }7 [( Q5 C2 } [: U! w A new micro-machine created by scientists from MIT and TU Munich is able to self-assemble, walk on v ...
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