The resulted non-symmetry of documentation and information are mainly involved in library, information disseminationchannel, mass communication, competition partners and users.
造成信息非对称主要涉及到图书馆、信息传递渠道、大众、竞争者和用户。
2
Radio Data System-Traffic Message Channel (RDS-TMC) is a large-scale and cheap traffic information dissemination technology to moderate traffic congestion and enhance traffic service.
This article also introduces the case of television direct sale to discuss the interactive dissemination of the brand in the traditional channel and new channel respectively.