carbon under really high pressure then can bcome diamond.. but is still hard to produce a big diamond with that process.. is only manage to produce diamond for factory usage..
5 k/ L7 Q7 @% @) \8 E4 d9 L7 i: X& D# jtvb now,tvbnow,bttvbimagine if this diamond drop on earth..how big dmg will it cause  |
發表於 2008-1-20 02:15 AM
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