set casing meaning in English

定位套管

While this thesis aims to identify the difficulties in tax on e - business on the side of most of developing countries , analyzing the existing tax rules and regulations of china and therefore provide the suggestions for future development of the relevant tax rules in china . the discussion and conclusion are set out from a pre - set case and based upon traditional taxation theories and the existing practices in other countries , which covers the business models , the classification of transactions , and how to define the concept of turnover , profits , services and royalties under e - commerce
本文尝试站在发展中国家的立场上，通过运用传统的课税理论，结合当前各国电子商务的实践，通过对设定网络案例的模拟经营，通过甲乙两国采取主动课税的征税情况来对税收原则在电子商务环境下所受到的冲击的方面进行系统分析，酯出对电子商务课税的难点所在，并结合各国对电子商务征税实践，分析了在电子商务中跨国所得的表现形式，具体分类，如何准确的界定在电子商务征税实践中对营业利润，劳务，特许权使用费的概念等等。