【摘要】 主要讨论与专业理解子系统相对应的信源伴随义元集，建立了其语义源、模糊语义源及灰色语义源的模型．并进一步得到了零阶可信性函数，使计算各阶理解推理信度成为可能更多还原

【Abstract】 The accompanist semantic element set of information source on the specialized understanding subsystem has been mainly discussed.The relevant semanteme source、fuzzy semanteme source and grey semanteme source have been established.And the zero order creditability function is obtained, thereby other order belief factor of understading inference will be calculated probably.更多还原