second order

The Method of an Approximative Calculation of Second Order Diffraction Force on a Vertical Cylinder

垂直圆柱二阶绕射力的近似计算方法

As applications, a second order system of differential equations is considered.

作为应用, 考虑了二阶微分方程组,得到了新的结论.

I've written away to order the second edition of the dictionary.

我已写信订购该词典的第二版.

The solution of the set of second-order linear differential equations depends on the eigenvalues of A.

二阶线性微分方程组(6.10)的解依赖于A的特征值.

Total absorptivity can be up to 98 % using second-order absorption-oxidation process.

采用二级吸收 — 氧化流程,总的吸收率可达98%以上.

For calculation, governing equations were discretized with second order upstream scheme.

计算过程中采用二阶迎风格式离散控制方程.

The major structure in the mine district is NW SE trending disharmonic brachy anticlinorium superimposed by later N S trending second order fold. Rectal complications after prostate brachy-therapy

新疆小热泉子铜矿区总体为一NW&SE走向的不协调短轴复背斜，后期有SN向次级褶皱叠加。前列腺近距离放疗后的直肠并发症

A physical quantity that is transformed in this manner is a second-order tensor.

能够以此种方式变换的物理量叫做二秩张量.

The damage quantification approach based on second-order modal division method is derived.

给出了用模态应变能变化率来评定结构损伤程度的高精度算法.

This type of the solutions has only one independent space wave function, which satisfies a second order equation.

在这种解中，介子的B-S振幅中的独立的空间波函数只有一个，它们满足同一个二阶标量方程。

The above reaction is called second-order reaction.

上述反应称为二级反应.

On the Second Order Wave Diffraction in Two Layer Fluids

关于二层海中的二阶波浪绕射问题

This paper introduces the principle of phase shifter of constant phase difference step which is composed of second order all-pass network, and gives the designing idea, principle diagram and the test result of eight-channel constant difference step phase shifter.

介绍了二阶全通网络恒相差移相器的工作原理，给出了八路等差步进移相器的设计思想、原理框图、测试结果。

Nonnegative Solution to Boundary Value Problem of Second Order Functional Differential Equations

带边值问题二阶泛函微分方程的非负解

The second order upwind implicit TVD scheme is used to solve the compressible N-S equations for integrated simulating the complex flowfields above the missile body, athodyd inlet and firebox.

采用二阶迎风隐式TVD格式分区求解可压缩NS方程，数值模拟了导弹、进气道和掺混段内外流一体化通气模型的复杂流场。

On Solving Nonlinear Second Order Elliptic Equations by Accretive Operator Method

增生算子方法求解非线性椭圆方程

It is possible to use a plutonium foil as a filter to remove the second-order contamination.

可用钚箔作为过滤器消除二级干扰.

By combining these pictographs, a second order of ideas is expressed.

把这些象形字缀合在一起表示了另一层次的观念.

Second Order Sliding-Mode Controller Design for the Longitudinal Control of the Aerodynamical Missile

飞航导弹纵向控制系统的二阶滑模控制设计

An important case is the linear homogeneous second-order differential equation with constant coefficients.

一种重要的情形是常系数二阶线性齐次微分方程.

Investigation of the First Order and the Second Order Stationarity Conditions of HMTD Model

异方差混合转移分布模型一阶与二阶平稳条件的探讨

A three-point boundary value problem of second-order nonlinear ordinary di?

考察了 二阶 非线性常微分方程的三点边值问题.

In the second stage, more people invited by the existing test users will get involved in the test work in order to achieve comprehensive test before its official launching.

第二阶段已经被邀请的用户可以邀请其他人员加入测试，主要目的是实现正式发布前的综合性测试。

The research found that the relationships network has scale-free feature and small world feature concurrently, and its diffusion curve corresponds with a second order delay function, the average delay time is associated with the network capacity.

研究发现该人际关系网络同时具有无标度特性和小世界特性，其扩散曲线对应的延迟函数的阶数为二阶，平均延迟时间与网络容量正相关。

They are not second-order approximations, but are exact for any amount of deformation.

它们不是二次近似, 而是对任何变形量都成立的精确表达式.

The general solution of a kind second order equation is given.

摘要给出一类二阶变系数线性微分方程的通解.

The average flow of second order fluid with variable coefficients is smaller than that of the power-law fluid under the same condition;

而相同条件下用变系数二阶流体模型计算的平均流量比用幂律流体模型计算的平均流量小；

The Second-order Linear Homogeneous Equation is widely used in practical problems.

二阶线性微分方程在实际问题中有着广泛的应用.

Second order item is omitted in Levenberg-Marquardt algorithm based on optimal theory.

基于优化理论的Levenberg -Marquardt 算法忽略了二阶项.

Some New Similarity Solutions of Unsteady Navier-Stokes Equations for Generalized Second Order Fluid in Rotating System

旋转广义二阶流体不定常Navier-Stokes方程的相似性解