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The formation of a cation depletion layer is a key factor to obtain large SON in glass.

阳离子耗尽层的形成是获得大二阶光学非线性的一个关键因素，需要满足一定的条件。

First of all, Cauchy inequality is used to obtain a basic inequality. Secondly, the functions of basis are made by Galerkin method, and the error estimates of eignevalues are obtained by Cauchy inequality. At last, the computational method of the approximate value of the eigenvalues turns out immediately, and accuracy of the-th approximate value is estimated by the n-tb approximate value.

首先利用Cauchy场不等式证明了一个基本不等式；其次采用Galerkin方法来构造适当的基函数，并利用Cauchy不等式给出了其特征值计算的误差佑计式；最后得到计算梁横向振动问题的特征值的近似值的算法，而且可以用第n次近似值来估计第n-1次的近似值的精确度。

Secondly,we firstly study the properties of functions with values in a uni-versal Clifford algebra 〓,and we obtain the following very important basictheorems in universal Clifford analysis:Cauchy's integral formula,Cauchy's inte-gral theorem,the mean value theorem,the three versions of the maximum mod-ulus theorem,the Taylor's expansion,the Laurent's expansion and the residuetheorem etc..All of these results generalized the classical results.

第二，本文所讨论的各种函数性质以及所得的结果都在泛Clifford代数〓上所做的工作，它一方面包含了从前在泛Clifford代数〓上所做的工作，所得到的结果更广泛、更漂亮、更自然，另一方面，本文也是迄今为止第一次建立起来了在泛Clifford分析中与经典函数论相对照处基础地位的LR正则函数在特异边界上的Cauchy积分公式、Cauchy积分定理、平均值定理、极大模原理的三种表达形式、Taylor展式、Laurent展式留数定理等深刻的结果。

First, we establish an energy inequality in the case that no boundary conditions are imposed, and obtain a uniqueness result in the Cauchy problem for the model.

首先，对没有任何边界条件的方程给出一个能量不等式，并且获得Koiter壳的一个Cauchy问题的唯一性结果。

In this paper,we study the Cauchy problem of nonlinear Klein-Gordonequations By introducing a family of potential wells, we not only give a threshold resultof global existence and nonexistence of solutions, but also obtain the vacuumisolating of solutions.

本文研究了以下非线性K1ein-Gordon方程的柯西问题通过引进一族位势井，不仅得到了该问题解的整体存在性与不存在的门槛结果，而且也得到了解的真空隔离现象。

Methods HPLC system was used to obtain the chromatograms of Caulis Spatholobi and the clustering analysis was applied for data analysis.

用HPLC法获得鸡血藤药材的色谱图，再用聚类分析方法进行考察。

Traditional refrigeration machines have many disadvantages, such as causticity, toxicity, easy blowing up, and can't obtain lower refrigeration temperatures, so the application field is limited.

但现有的传统吸收制冷机的工质有腐蚀性、毒性、易爆等缺陷，特别是蒸发温度不低的缺点使其不能应用于很多需要深度制冷的领域。

In this thesis,we first obtain some sufficient and necessary conditions aboutnormal connected Cayley digraphs,using properties of so called alternating circuit.

本文中，我们首先应用所谓交错回路的性质得到了连通Cayley有向图正规的一些充分的和必要的条件。

Companies to obtain ISO9001: 2000 quality management system certification and CCC certification country.

公司获得ISO9001：2000质量管理体系认证和国家CCC认证。

The company adopted the ISO9001 international quality management system, part of CCC and CE certification to obtain.

公司通过了ISO9001国际质量管理体系、部分取得CCC及CE认证。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。