power series ring

Some extension of clean general rings is expounded based on it and it is shown that:(1) a general ring I is a clean general ring if and only if its power series ring is a clean general ring if and only if its skew power series ring is a clean general ring.

在此基础上讨论了一般clean环的几个扩张性质,得到如下结论:1)一般环I是一般clean环当且仅当I的形式幂级数环是一般clean环当且仅当I的斜幂级数环是一般clean环。

The control action and forms of supporting plate in cover rock;

覆岩中托板的控制作用与形式浅探

Discussion on the Form of Government Taking Responsibility for People s Health;

政府对人群健康负责的形式探讨

Form Expression of Contemporary High-tech Ecological Architecture;

当代高技术生态建筑的形式表达

Forms of Rattan Components in Rattan-wood Furniture;

藤木家具中藤构件的形式

A simple inpuiry into forms and results of teaching research in which stuelents participate;

学生参与教研的形式与效果初探

The Main Forms and Developraerst Trend of Collegiate S&T Service;

高校科技服务的主要形式及发展趋势

The emotion and formation in painting arts;

绘画艺术中的情感与形式

This paper intruduced the formation of second refining,some problems need to be solued of improving the refining ladle life was discussed.

介绍了炉外精炼的形式,探讨了提高精炼钢包寿命需要解决的问题,分析了炉外精炼钢包内衬用耐火材料的现状,提出了今后钢包用系列耐材的研制应用及发展方向。

This paper makes an analysis of its formation,function and difference from transferred epithet.

本文从通感的表现形式,作用及与修饰语移置辞格的辨析对该辞格进行探讨。

Package Type and Facility for Transporting the Small electric Machine;

小型电机运输包装形式及其器具

Discussing on Size and Type of Navigation Structures on Hanjiang River;

汉江通航设施的规模及形式探讨

Morning glory-type intersections can not only utilize road resource to a lar.

而牵牛花型全互通立交新形式,既可以最大限度地利用现有的道路资源,又可以避免上跨铁路引起桥面标高过高而造成道路坡度过陡或斜坡过长、增加用地规模及工程造价的问题。

Abstract:"Cortile Construction"has been one of the construction styles being developed aggressively since the skyscrapers were built one hundred years ago.

“中庭建筑”是一百年前摩天大楼出现之后发展得最快的建筑形式之一。

So,to discuss the essence,the feature and the style of oral Chinese are not only valuable theoretically,but also are meaningful to teaching activities.

因此 ,对口语的本质、特征、形式等进行一番探讨 ,不仅具有理论价值 ,更有实践意义。