谱性

It is found that the dihedral angle in the two kinds of molecules were affected by the formation of the nanotubes, as a result, the CD spectra are different.

制备了手性分子二—2—萘基吡咯醇及--2，2'-甲氧基-1，1'-联二萘的纳米管，发现纳米管结构的形成对手性分子的二面角产生一定影响，进而影响其圆二色谱。

In section 5, separation of di-peptides with two chiral centers using cyclodextrin modified micellar electrokinetic chromatography was investigated.

论文的第五章采用环糊精修饰的胶束电动色谱手性拆分了具有两个手性中心的二肽对映体，并应用于模拟人血清样品中这些二肽对映体的分析。

The article presents the method of determination of volatile benzenes in water with twice phase equilibration/Headspace GC.

选择7种水中挥发性苯系物作为研究对象，提出了两次相平衡／液上气相色谱法测定水中挥发性有机物的方法。

Then further analysis of selected esterase was carried out on polyacrylamide gel electrophoresis.

EST的PAGE酶谱显示出较高的多态性，各品种之间差异显著，多态性酶带占80％。

The generalized spectral density and its derivative can be used to capture various specific aspects of serial dependence.

广义谱密度和它的导数还可以被用来检验序列相依的各个方面，例如鞅差，条件同方差性，条件对称性，和条件等峰度性等。

Results: 72 cases with intrauterine residual and 8 cases with endometritis-like echo showed local blood flow increase, appearing type low resistance arterial blood flow spectrum, RI.6, 6 cases without blood flow signal are obsolescent blood clot.

结果：72例宫内残流物及8例宫内膜炎性改变的病例显示局灶性血流丰富区，呈低阻力型动脉血流颇谱，RI.6；6例未探及有血流信号的病例为陈旧性血块。

In a simulation environment,correlation,ba-lance,power spectrum and multi-address of m-sequence and chaotic sequence based on two-dimension mapping have been stu.

在仿真环境下，对比研究了m序列和基于二维logistic映射的混沌序列的相关性、平衡性、功率谱特性、多址性等性能。

Chapter 3 discusses the algebraic and spectral properties of dual Toeplitz operators on the orthogonal complement of the Bergman space, such as boundedness, compactness, spectral properties and so on.

第三章研究了多圆盘Bergman空间的正交补空间L_a~2(D~n~⊥上对偶Toeplitz算子的代数性质，比如：有界性、紧性和谱性质等。

This paper mainly aims at analysis of gastrointestinal mucosa gene expression profiles of paired samples about spleen deficiency of chronic superficial gastritis and normal people group, and spleen deficiency of chronic superficial gastritis and piwei damp-heat group. 9 and 12 different genes are selected by using Wilcoxon signed rank test, the ratio of quadratic sum between groups and within groups and distance-related analysis in the process of feature selection.

通过对慢性浅表性胃炎脾虚证与正常人、慢性浅表性胃炎脾虚证与脾胃湿热证两组胃肠粘膜配对样本的基因表达谱进行分析，在特征提取阶段分别利用Wilcoxon符号秩检验、组间和组内平方和比率、基于相关距离的冗余分析方法，分别得到9个和12个差异基因。

Some important characteristics of functions which have balancedness, correlation inimunityc propagation criterion or strict avalanche criterion are pointed out respectively; For example, presents the feature of the Walsh spectrum and the algebraic normal forms of functions with balanced correlation immunity.

分别指出了满足平衡性、相关免疫性、扩散性和严格雪崩特性等的布尔函数的一些重要特征，如关于平衡相关免疫函数的谱特征和其代数标准型的结构特征。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。