有几个问题:1."电波和可见光不会致癌"？60Hz工频电波已经证明会引起白血病

来源: itallture 于 2012-12-04 18:56:03 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.