Research on multi-agent cooperation innovation mechanism in enterprise cluster innovation network 并列题名：Research on multi-agent cooperation innovation mechanism in enterprise cluster innovation network Research on knowledge cooperation among enterprises in innovation networks 并列题名：Research on knowledge cooperation among enterprises in innovation networks Research on innovation performance of large enterprise dominant innovation network Research on the relationship management mechanism of technological innovation network Research on knowledge spillover of large enterprise in innovation network Research on national innovation system and enterprise innovation Research on enterprise knowledge innovation system based on regional innovation network