安妮：从1981年开始采取分为两极的升降级办法，第一级的称为非区域性赛区，由十六个队参加， 成员是前一年比赛的前；
Annie: They have adopted a new method, namely, the two grades of ascending and degrading since 1981. The first grade was called non-regional area. 16 teams participated in the contests.
在此基础上，考虑到非荒漠化土地及各程度荒漠化土地在面积上的组成比例，给出区域性土地风蚀荒漠化总体水平评价模型；
Meanwhile, considering the ratio of non desertified land area and different degree desertified land area, a regional evaluation model of land desertification level was given out.
欧盟的实践拓展了双边税收协定中的非歧视待遇，是所得税区域性协调的尝试。
The practice of the European Union develops non-discrimination clause in bilateral taxation conventions, which is a sample of regional harmonization of income taxation.
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