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2014
openaire
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(10.7910/dvn/25465)
openaccessbutton.org (pdf)
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IP and Competition (ç¥è¯äº§æåç«äºæ³ï¼
2008
openaire
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(10.7215/ch_ip_20080530)
openaccessbutton.org (pdf)
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表面电荷
电荷积聚
团聚体
复合绝缘子
支架
土壤团聚体
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