Thus, the fully asymptotic expansion of the homogeneous solution within the accuracy of theory of thin shells is obtained.
这样,轴对称正交异性圆环壳的齐次解第一次有了达到薄壳理论精度的完全的渐近展开。
The homogeneous solution of the differential equation for the shear lag was taken as the displacement pattern of finite segment.
取控制微分方程的齐次解作为梁段的有限元位移模式。
The technology that high purity manganese carbonate is gained by precipitation from homogeneous solution , manganese minerals used as materials, is studied in this article .
总之,以电解锰的阳极液为原料,生产高纯碳酸锰在技术上是可行的,工艺上是合理的,经济效益是可观的。
It is proved that if the medium is piecewisely homogeneous, the solution of the differential -integral equation satisfies the boundary conditions on boundaries between different media.
证明了在介质为分区均匀的条件下,这个微分-积分方程的解满足不同介质边界面的边界条件。
The separation performance of CS homogeneous membrane mainly depends on solution and sorption equilibrium at the membrane interface.
CS均质膜的分离性能主要取决于水和乙醇在膜界面的溶解吸附平衡。
A simple method for the orthogonal fundamental solution of homogeneous linear equation system and the example in its application are given.
给出了求齐次线性方程组正交的基础解系的一个简便方法和一个应用实例。
The fundamental solution of the mixed problem with the third kind homogeneous boundary condition and that with the zero initial condition are given respectively.
分别给出具有第三类齐次边条件的混合问题基本解以及具有零初始条件的混合问题基本解。
In this paper, we study the structure of the linear recursion equation and get the solution to the constant coefficient linear homogeneous recursion equation.
本文研究了线性递推方程解的结构以及常系数线性齐次递推方程解法。
The weighted functions are obtained based on the use of completed systems of general solution of the corresponding homogeneous equations.
权函数是得自对应的齐次微分方程的一般解和完备系。
The paper investigates the solution of a class of linear homogeneous differential equations with varied coefficients and methods of decreasing order of the DE.
探求一类变系数方程的求特解的方法以及对方程的降阶。
A new exact solution is developed which enables to determine the free vibration characteristics of toroidal thin shell with homogeneous boundary conditions.
提出一种计算具有齐次边界条件的旋转薄壳的特征值和特征函数的精确解法。
A class of second orders homogeneous equations with varied coefficient widely applied in mechanics were studied using the amended asymptotic method, and the amended asymptotic solution was derived.
采用修正渐近法研究了在力学中应用范围比较广泛的一类具有变系数二阶线性齐次方程,并求得了其修正渐进解。
Etching silicon tips in anisotropic KOH solution has the advantages of simple, easy to handle, low cost and homogeneous etching rate of (100) crystal plane on a whole wafer.
各向异性KOH溶液腐蚀硅尖具有简单、易于实现、成本低廉、(100)晶面腐蚀速率均匀等优点。
Methods: By adding dissolution enhance to make test solution to be homogeneous.
方法:采用加入增溶剂,使供试液成为均匀的乳化状态。
This paper presented a mixed state equation and its solution for the torsional vibration of a homogeneous shaft with identical cross section.
本文给出了均质等截面轴扭转振动的混合状态方程及其解。
This paper gives a method to obtain solution of linear homogeneous difference systems with constant coefficients. The method of this paper is illustrated by a example.
给出了求常系数线性齐次差分方程组通解的一种方法,用一个例子说明所给方法。
With the analytic solution as exact solution, a model problem with homogeneous boundary condition of derivative type is calculated.
计算实例针对二类齐次边值问题,以解析解作为精确解,研究了不同节点数时整体误差和局部误差的变化。
The fiber showed circular section, homogeneous structure without sheath and core, splendid mechanical properties and wide water solution temperature range.
纤维呈圆形截面,无皮芯层,结构均匀,具有良好的力学性能和宽的水溶温度范围。
Based on theory of bifurcation and DERPAR numerical algorithm, static bifurcation solution diagram of a two-phase natural circulation system is presented, using homogeneous flow model.
本文基于分岔理论及DERPAR数值算法,运用均相模型计算得出典型沸腾两相自然循环系统的静态分岔解图。
We present a necessary and sufficient conditions of homogeneous linearity equations existing all-nonzero solution.
给出了一个判定齐次线性方程组存在全非零解的充分必要条件。
The result of the prestress design is actually the solution space of a homogeneous linear equation set.
通过分析发现,预应力设计的结果实际上就是一个齐次线性方程组的解空间。
In particular, we use generalized Green's function to prove that the high-order nonhomogeneous boundary value problem has a solution when the associated homogeneous problem has a nontrivial solution.
特别是利用广义格林函数证明了高阶齐次方程存在非平凡解的情况下对应的高阶非齐次边值问题存在一解的充要条件。
The application of the asymptotic solution of second order linear homogeneous equation with big parameter to studying the longitudinal and twisted vibrations of tapered sticks is discussed .
讨论了含大参数的二阶线性方程的渐进解,并将其应用于楔型杆的纵振和扭振的研究。
A transparent and homogeneous sample solution was obtained by dissolving the surfactant of sodium salt in HNO3 (1 + 1) -op solution upon heating.
在加热下用硝酸(1 + 1)- OP溶液溶解钠盐表面活性剂样品,配制成均匀透明的样品溶液。
The article discusses rank of a matrix by the solution theorem of system of homogeneous linear equations, and proves several famous inequalities and two propositions on rank of a matrix.
利用齐次线性方程组解的理论讨论矩阵的秩,给出几个关于矩阵秩的著名不等式的证明,并证明了两个命题。
With the help of auxiliary variables or plane, a graphical solution for homogeneous linear equations is presented.
借助于辅助变量,或辅助平面,提出了齐次线性方程组的图解法。
We derive the analytic solution of the non-homogeneous fractional diffusion-wave equation under the mixed boundary conditions using the method of separation of variables.
利用分离变量方法导出了在混合边界条件下的非齐次分数阶扩散-波动方程的解析解。
This paper gives an explicit solution to linear non-homogeneous recurrence relations with constant coefficients by means of generating function.
应用生成函数的方法求出了常系数非齐次线性递推式的显式解。
First of all, an analytical solution of dislocation is deduced, which is suitable to elastic semi-infinite plane of homogeneous, transversely isotropic media.
首先推导了横观各向同性线弹性介质半无限平面内的位错解析解。
By high acetylation of chitosan at N position with acetic anhydride in a homogeneous medium known as acetic solution–alcohol-pyridine system, water-soluble chitosan was prepared.
探讨了如何控制在均相条件下以高脱乙酰度的壳聚糖为主要原料,在乙酸水溶液- 乙醇-吡啶介质中实现壳聚糖N位乙酰化反应的问题;
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