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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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å° é ¦æ ºæ ç ¥è¯ åº è®ºæ æ é¢
2014
openaire
copy doi
(10.7910/dvn/25465)
openaccessbutton.org (pdf)
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电荷积聚
表面电荷
团聚体
土壤团聚体
复合绝缘子
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