maybe it is a chain reaction?

回答: that probably refers to the energy ...panzerkom2010-11-19 14:46:47

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not a chain reaction like nuclear fission, ... -panzerkom- 给 panzerkom 发送悄悄话 panzerkom 的博客首页 (428 bytes) () 11/19/2010 postreply 16:33:34

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