he is totally right. Be careful.

回答: mass spectrometer lab.christmas20082008-12-11 10:50:51

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Shaking hand.I'm in mass lab. -tonemimi- 给 tonemimi 发送悄悄话 tonemimi 的博客首页 (0 bytes) () 12/11/2008 postreply 10:59:48

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