Analysis of Organizational Syste m and Organizational Environments Coupling Degree from Knowledge Flow analysis of technology innovation team Z. 〖ＫＧ２〗〖ＷＴ５”ＨＺ〗〔Ｋｅｙ　ｗｏｒｄｓ〕〖ＷＴ５”ＢＺ〗knowledge flow;o rganizational system;organizational environment;coupling degree;coupled coordina tion degree