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zzcbaihu

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greenworm1233

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xiaozheng8870(½ð±Ò+1,VIP+0):лл»Ø´ðÎÊÌ⣬½±Àø1¸ö½ð±Ò£¡ 2-15 11:13
Conductivity=q*(n*un+p*up),
n and p can be abttained from the above equation.
3Â¥2009-02-14 02:30:50
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