study on the enhancement of industry-university-research synergy innovation ability 知识的力量：产学研协同创新能力提升：study on the enhancement of industry-university-research synergy innovation ability Research on the construction of industry - university - research collaborative innovation system Study of American industry-university-research cooperative innovation mechanism 并列题名：Research on the construction of industry - university - research collaborative innovation system 并列题名：Study of American industry-university-research cooperative innovation mechanism