In that sense adsl is better suited to the asymmetric nature of the internet traffic . therefore it is seen as one of the most prospective candidates among a myriad of xdsl technologies in solving the high - speed internet access bottleneck 由于adsl能够很好地适应internet业务非对称性的特点，所以在众多的xdsl技术中是一种最有希望能够解决高速internet接入的技术。
Regarding to “ why coordinates ” , from the angle of the vicissitudes of the exchange rate systems in east asia , the dissertation analyzes the predicament for east asia in the choices of the exchange rate systems , explores the causes and 对此,主要分析了东亚地区宏观经济冲击对称性的var检验,各国通货膨胀、经济增长的相关性检验以及东亚地区对外开放程度等七个方面。
At last , the structure - to - property is researched , we design a series of trans - stilbene derivatives with different arrangements of the substitutions and study their two - photon absorption properties by using the response theory method at hf level 最后，本文选取了一系列不同官能团取代的具有不同对称性的二苯乙烯系列衍生物，对其双光子吸收截面与分子结构之间的关系进行了研究。
We can regard the state of asymmetric information between the fmancer and investor as a spectrum line that continue the varieties , and thinking the action that decreases the state of asymmetric information will increase the level of symmetric information 信息对称性的度量是把融资双方的信息不对称的状态看作一条连续变化的光谱线，并认为改善信息不对称的举措就是提高信息对称性的度量值的方式来进行。
Results through disorder analysis on molecules in crystal state , we have found that the disorder of some atoms may cause conformation difference for molecules , bring about multiple conformation in crystal state hence reducing the symmetry of molecules in crystal cells 结果对晶态下分子的无序性质分析表明，部分原子的无序将造成分子间构象差异，形成晶态下的多构象，进而导致晶胞内分子排列对称性的降低。
Then , according to characteristic of four kinds of butterfly operation in real number signal integer fft transform keeping modulus conjugating with symmetry , different lifting matrixes has been got and real number signal integer fft transform keeping modulus conjugating with symmetry can been achieved 然后，根据实信号保持共轭对称性的fft整数变换中的四类蝶形运算特点分别构造不同的提升矩阵，从而实现实信号保持共轭对称性的fft整数变换。
With the method of the lie group transformation , the symmetry of the equation governing one dimensional finite strain consolidation is discussed and , from the point of the symmetry , the feasibility to obtain the analytical solution of these nonlinear partial differential equations is discussed . where - after exact or approximate analytical solutions focused on different consolidation problems are obtained , these including : under some assumptions of relations of the void ratio with coefficient of permeability and effective stress , the method of lie group transformation is applied to solve the non - linear partial differential equation of large strain consolidation of homogenous saturated clay soil in semi - infinite domain with the consideration of the material and geometrical nonlinearity during consolidation procession . the implicit exact solution without considering the effect of self - weight of soil is obtained 运用lie群变换方法讨论了一维大应变非线性固结方程的对称性，以及在该对称性的意义下求解这类非线性偏微分方程解析解答的可能性，并就大应变非线性固结问题的多种情况求得了其完整的或者近似的解析解答，具体包括：基于有效应力与孔隙比以及渗透系数与孔隙比之间的关系的一些假定，采用李群变换求解考虑材料非线性和几何非线性的半无限均质土体大变形固结非线性偏微分方程，得到了一个不考虑自重固结的完全解析解。
With analyzing the shortcoming of ip load balancing technique vs / nat and the non - symmetric property of internet services , we propose two techniques vs / tun and vs / dr for building a virtual server via ip tunneling and direct routing respectively , which can greatly improve scalability of the system 在ip负载均衡技术上，针对网络服务非对称性的特点，为克服vs nat伸缩能力差的缺点，本文提出通过ip隧道和直接路由实现虚拟服务器的两种方法vs tun和vs dr ，极大地提高了系统的伸缩性。
For a quantized subgroup of the symmetry group of hamiltonian of a molecule , a site projection operator is defined to produce symmetry - adapted wave functions from the functions with the symmetry of the subgroup . based on site projection operator , a systematic method is proposed to factorize the single - particle 对于哈密顿的对称群的量子化子群，可以定义一个位置投影算子，来从具有该子群对称性的轨道产生完全的对称性匹配轨道。基于位置投影算子，提出了一个系统的方法，用来按照分子的最大对称群，彻底地分解
This method obtains structure types and strokes of chinese characters through chinese characters mathematic expression , and then the whole document is divided into two blocks by utilizing structure types of chinese characters . in each block , the position selected to embed is chose by chinese character ’ s strokes and the watermarking bit . watermarking bits with a robust structure is generated by chaos encrypting and hamming checkout coding ; embedding is implemented through setting underline to font 该方法通过汉字数学表达式,获取汉字的结构类型和笔画数,利用汉字的结构类型将整个文档分成两块,在各块中由汉字笔画数和水印比特位共同确定水印加载的位置,通过混沌加密和海明校验编码将水印生成一种具有鲁棒性的水印结构,然后通过设置字体下划线将水印按对称性的嵌入策略分别嵌入文本的两块中。
