保不齐，就像锌一样，吃多会死，但缺锌，毛病也多多呀，没人研究铊作为微量元素的价值~

来源: ^3.1415926^ 于 2011-02-11 10:48:49 [旧帖] [给我悄悄话] 本文已被阅读：次

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