40個零-----隻是LZ舉例說明引力與電磁力在強度上的巨大差異，回帖別回岔了。不過

來源: 維子天空於 2010-10-12 11:44:59 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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