查询词典 unsteady

Floating population formed very unsteady elements of the society.To some extent,its enormousness gave rise to turbulence of Chinese modern society.

流民是一种极不稳定的社会因素，在一定程度上，他们的大量存在造成了中国近代社会的动荡起伏。

This paper described such a comprehensive model based on a great number of documents, which takes into consideration details including air entrainment of fuel liquid zones, unsteady heat transfer during droplet evaporation, difference between premixed and entrain dominant combustion rate, compression factor of actual gas in cylinder pressure calculation and minimization of free energy during chemical equilibrium.

摘 要：对增压直喷柴油机的缸内空气卷吸、瞬态燃油液滴蒸发、燃烧过程的分段特征、化学反应平衡的最小自由能机理、实际气体性质修正、燃烧排放物生成等进行了分析，结合缸外的喷油过程仿真及进排气过程的容积法，建立了一个综合的研究性能及排放的准维多区模型，并进行了两个机型多个工况的实机试验比较。

The last time when the valves open and close the boundary condition equation and heating systems in the other boundary condition equations, one-dimensional unsteady flow equations of motion and the joint solution of continuity equation, we can find the non-dimensional opening when the valve changes, heating system to calculate changes in surface pressure.

上回阀启闭时的边界条件方程与供热系统中的其它边界条件方程、一维不定常流动的运动方程和连续方程联解，就可以求出当止回阀无量纲开度变化时，供热系统各计算截面压力的变化情况。

From finite difference equation of unsteady-state heat conduction ,according to vonNeumann method about scheme stability,the explicit scheme stability condition of two dimension computational heat conduction was given.

从非稳态导热的离散方程出发，根据VonNeumann的格式稳定性判别方法，给出二维导热数值计算显式格式的稳定性条件。

According to axisymmetric unsteady heat conduction equation of orthogonal aniso tropic material and boundary conditions,the equilibrium equation of a system of finite elements is deduced with triangular element of high accuracy,and programs are designed.

根据均匀正交各向异性材料轴对称热传导方程及其边界条件，利用变分法及欧拉理论，选取 6 节点的高精度三角形单元类型，推导了一般轴对称非定常热传导有限元基本方程。并编制了相应的计算程序。

But actuality inside the development of the listed company returns esse many unsteady 隐s gets, the finance problem is an one of them.

但现实中上市公司的发展还存在许多不稳定的隐患，财务问题是其中之一。

To be a contrast, Euler equations were solved in the same condition, and the numerical experiments demonstrated that for such strongly unsteady flows with a high Reynold number, the Euler solution is comparable to the N-S solution.

在同样计算条件下采用Euler方程进行对比性研究，数值实验发现对这类大雷诺数、强非定常性的问题，Euler方程和N-S方程得到的结果相差不大。

Second, with unsteady aerodynamics, it is utilized for a three-dimensional wing with external store.

然后，采用非定常气动力，将此方法推广到工程实际中的三元机翼带外挂系统中，同样得到了满意的结果。

Three dimensional unsteady flow field around a simplified fastback car in process of accelerating was simulated numerically with computational fluid dynamicsmethod.

用CFD方法对直背式轿车加速过程中非定常外流场进行了数值模拟，计算出不同速度及加速度情况下汽车的气动阻力。

On one hand, it overcomes Fourier Transform that is not equal to analyzing unsteady signal and transient signal; On the other hand, it overcomes Fourier Transform that the scale of window of time domain and frequency domain is fixedness.

因此，本文通过运用小波分析对这些特征信息进行分析提取，结果表明利用暂态过程中含有的高频信息，能够有效实现故障选线。

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。

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