Abstract: This treatise uses TFA concept and its analytic method to discuss the differences and characteristics of the presupposition, entailment and affirmance.

文章运用TFA概念分析方法，探讨预设、蕴言之间区别及运作特点。

Revert suggestion: when received the affirmance faxed by the issuing bank,according to the suggestion ,make corresponding register, inform the accepting network dealing with respectively.

理行授权中心收到发卡行《确认书》，根据发卡行复意见进行相应授权登记后，通知理网点做相应处理。