upper-division

Website by N-tier structure, the interface layer, business layer, data access layer division, each layer to complete their duties, and provide access to data from the lower to the upper needs.

网站采用N层架构，将界面层、业务层、数据访问层划分，每一层完成自己的职责，并从下层获取数据提供给上层的需求。

Lessons from the International Experiences of High Grade Undergraduates and Postgraduates Education& Case of the Hokkaido University; At the upper-division ( the final two years) level, an undergraduate student concentrates on a particular field of study called a "major".

大学本科高年级学生和研究生教育的国际借鉴&以日本北海道大学为例在高年级（后两年），大学本科生集中学习一个特别的领域，叫作主修。

They defined simply by a dichotomous division within the upper, middle, and lower classes.

他们简单地用一种两分法划为上 、 中 、 下等阶级.

The infinite upper ( lower ) triangular matrix Division ring is discussed.

论文对体上一般的无限上 ( 下 ) 三角阵(不要求是行有限的)进行了研究.

We were selected to play in the upper division.

我们被选入优秀组.

With the devel-opment of the apical cell, the basal cell undergoes transverse division to form two cells: the upper one forms the single cell suspensor;

随着顶细胞的发育，基细胞也进行横分裂产生上下两个细胞，上方一个体积略为增大而形成胚柄；