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..
. N% }3 D, A; G% `% ^3 Ytvb 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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