为此

Therefore, in order to offer reference to readers, the paper systematically expound and prove the eigenvalue of special matrix that base on idempotent matrix, antiidempotent matrix, involutory matrix, anntiinvolutory matrix, nilpotent matrix, orthogonal matrix, polynomial matrix, the shape of , matrix, diagonal matrix, invertidle matrix, adjoint matrix, similar matrix, transposed matrix, numerical matrix, companion matrix, and practicality and superiority of the achievement was showed by some examples.

为此本文系统地阐述幂等矩阵，反幂等矩阵，对合矩阵，反对合矩阵，幂零矩阵，正交矩阵，多项式矩阵，形为：，矩阵，对角矩阵，可逆矩阵，伴随矩阵，相似矩阵，转置矩阵，友矩阵一系列特殊矩阵的特征值问题并加以证明，并通过一些具体例子展示所得成果的实用性和优越性。

But in order to prevent the wrong adjudgment, safeguard the party's legitimate rights, the corresponding legal supervision system must be set up.

然而为防止和纠正错案的发生，切实维护当事人的合法权益，建立相应的法律监督机制也是必不可少的，为此大陆法系国家普遍设立了再审制度，我国也不例外。

For this reason, evidence is an important concept for both administrators and developers.

为此，证据是双方的管理员和开发人员的重要思想。

Which would explain the International Energy Agency's admonishment Monday that China has to clean up its coal sector lest the world pay the price.

正因为此，国际能源署周一警告说，中国必须净化其煤炭行业，以免让全世界为之付出代价。

Therefore, the recent advances in this field are reviewed in this paper.

为此，本文对近年来这方面的研究进展进行综述。

If you want to sell your product you must advertise for it.

你要想卖掉你的产品，你就得为此登广告。

P .001. Conclusions It is an important measure for preventing AIDS from dissemination to provide health education focuses on knowledge regarding AIDS timely, advisably and moderately.

为此 ，我们于 1999年 10月至 2 0 0 0年 6月对阜阳市 3 493名学生进行了问卷调查，以了解预防AIDS健康教育现状及需求

To this end, some companies have special Advisory Committee.

为此，有一些公司有专门的咨询委员会。

For this reason, the International Advisory Committee of JHF Accelerator concerned its design result.

为此，它一直是JHF加速器的国际评委会所关心和等待回答的问题之一。

As AEI's Donnelly writes,"as the air defense and air combat capabilities of other nations, most notably China, increase, the demand for F22s would likewise rise."

为此， AEI的Donnelly写道："随着其他国家如中国等国空军预算和空战能力的提升，对F22的需求也同样应该上升"。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。