第一次聽到蓋格計數器。這麽小的石頭不怕有輻射。

來源: 酒紅酒綠於 2019-01-30 15:02:20 [舊帖] [給我悄悄話] 本文已被閱讀：次

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