knowledge aid知识援助knowledgen.学问；了解；知识；认识；知道knowledge creation process知识创造过程knowledge-guiding system知识导航系统knowledge-type directors知识型董事knowledge- based economy知识经济knowledge productive force知识生产力knowledge of emergency aid紧急救助知识knowledge realm of freedom认识自由王国knowledge structure system知识结构体系Knowledge management modes知识管理模型knowledge driven semantics知识驱动型语义学