算了
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Weak formulation of equilibrium equations including boundary conditions of laminated cylindrical shell is presented, thermal stresses mixed equation of closed continuous cylindrical shell is established.
建立了弹性力学基本方程的弱形式,从而得到叠层连续柱壳混合状态方程和边界条件放在一起的算子方程,扩大了求解的空间,给出了叠层连续闭口柱壳在热荷载和机械荷载作用下的解析解。
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The rank function is introduced for poset greedoids on the base of poset matroids,and the closure operator s are defined and a series of properties of closure operaters of poset greedoids are discussed.
在偏序集拟阵的基础上,引入了偏序集广义拟阵的函数,定义了偏序集广义拟阵的闭包算子,讨论了偏序集广义拟阵的一系列性质。
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Beginning with some cases, the article gives basic definitions of inverse problems and ill-posed problems. Then it discusses the Moore-Penrose generalized solution and the Moore-Penrose generalized inverse, and makes a conclusion that linear compact operator equations are ill-posed, that is, the Moore-Penrose generalized solution is unstable.
本文从一些实例出发,介绍了反问题和不适定问题的基本概念,并讨论了方程的Moore-Penrose广义解和Moore-Penrose广义逆,得出了线性紧算子方程的不适定性,即Moore-Penrose广义解的不稳定性的结论。
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The suitable synthesis conditions of those new products have been studied. The structures of them are affirmed by IR spectroscopy, 1~H NMR,(13)~C NMR and Elemental Analysis;the configurations of them are also analyzed by theoretical calculation of quantum chemistry. Influences of the length of hydrophobic group, the degree of substitution on the solubility, surface activity, emulsifying property, foam property, hygroscopicity and humidity-retaining ability, compatibleness of those new products have been studied in detail.
探讨了各反应产物的适宜合成条件,并利用红外吸收光谱、1~H、(13~C核磁共振、元素分析等仪器分析手段和量子化学从头算STO-3G对所得产物的结构进行了表征;同时较详细地研究了疏水基碳链长度、反应取代度对合成产物的溶解性、表面活性、乳化性、泡沫性、吸湿保湿性和配伍性等物化性质和应用性能的影响规律。
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This paper discusses the static model of the super lift, deduces the force calculation formulas for the counter weight ground contacting case and the hanging case and gives calculation examples.
文章讨论了超级起重的静力模型,按配重接地模式和配重悬空模式导出了力的计算公式,并给出了算例。
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Based on the Navier-Stokes equations in conservative form derived with respect to nonorthogonal curvilinear coordinates and nonorthogonal velocity components, the numerical method for solving 3D viscous flow has been discussed.
本文基于非正交曲线坐标与相应的非正交速度分量下导得的守恒型N—S方程,讨论了求解三维粘性流动的数值方法,计算中显式时间推进算法与Baldwin—Lomax湍流模型被采用,应用本工作发展的程序,作为算例计算了一个沿径向非等截面环形叶栅的三维粘性流场,得到了诸如三维压力分布,总压损失分布以及十分清晰的二次流动图景等丰富的流场信息。
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Since is nation don't need check product, such honor, beyond all doubt is because three deer companies must own very complete examination organization and means, and let the nation trust, that since it is so, we can guess and affirm, now that be subjected to impossibly surprised of"pollution", that is to intentionally add three chlorine cyanotype An, if is so, that circumstances severity, even can calculate previous for the sake of business enterprise benefits cupidity smoked under the heart of premeditated murder, for the sake of lane pure why three deer companies want to intentionally add three chlorine cyanotype An products that the poison harms a baby kid, we understand first once what is three chlorine cyanotype An
既然是国家免检产品,如此荣誉,毫无疑问是因为三鹿公司本身一定就拥有相当完备的检测机构和手段,并让国家放心,那既然如此,我们可以猜测和认定,既然不可能是受到了意外的"污染",那就是故意添加了三氯氰胺,如果是这样,那事态就严重了,甚至可以算得上一种为了企业利益利欲熏心下的谋杀,为了弄清为什么三鹿公司要故意添加毒害婴幼儿的三氯氰胺制剂,我们先了解一下什么是三氯氰胺
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In which the problem of the construction was merged into that of the decomposition of the cubic group.
我们在第四章讨论了这一问题,对于任意链长的算符分解给出了实际可操作的一般算法,并且给出了部分8-链的结果。
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A new approach based on operator decomposition method has been developed to solve nonlinear Helmholtz equation.The approach is applied to compute the magnetic field and eddy current in nonlinear ferromagnetic materials and it provides an analytical solution.
根据算子分裂法的基本思想提出了一种有效的求解非线性亥姆霍兹方程的逼近解析法,对非线性铁磁材料中的磁场和涡流进行了求解,获得了级数形式的解析解。
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Three methods for the computation of the isotropic tensor function,spectral decomposition method,eigenprojection operator method and representation theorem method,are compared.Different approaches to calculate the eigenvalues and their corresponding eigenvectors are also discussed.As an example,the exponent tensor function is calculated.
对计算各向同性对称张量函数的3种方法(谱分解法、特征投影算子法和表示定理法)进行了分析比较,同时也对如何计算特征根与特征向量的技巧进行了探讨,并利用3种方法对指数张量函数进行了实例计算。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。