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定常

na.steady; permanent; stationary
网络unsteady; steady state; time invariant

定常

英-汉网络释义

定常

steady

　　对於可压缩且定常(steady)的二维流场，质量守恒则为：　　流函数 stream function > » 推文评分评分力学名词辞典

unsteady

...间变化将流动分为定常(steady)与非与非定常(unsteady)两大类。

steady state

1. 不考虑单电池在启动时的暂态问题，而关注在系统达到稳定之时燃料最终的消耗量，故将系统考虑为定常（steady state）。 …

stationary

机械英汉词典-机械资讯-马棚网... ... station wagon 旅行轿车 stationary 定常 stationary Schrodinger equation 定态薛定谔方程 ...

time invariant

热控专业英语单词一_红电瑶韵_百度空间... ... time varying 时变 time invariant 定常 time- 时域 ...

A dQ v r F r

例句：

The pentahedral bicharacteristic curve grid can be applied to investigate the thrust misalignment characteristics in a unsteady flow .

证明五面体双特徵曲线网格方法可用来研究非定常流动条件下的推力偏心特性。

The unsteady surface pressure on stator blade of an axial compressor was measured by means of mounting micro -sensors on blades surface .

本文对一台单级轴流压气机静子叶片非定常表面压力进行了测量。

Numerical results of steady , compressible , lamina and turbulent boundary layers over the finite swept wing show to be satisfactory .

算例表明，能获得令人满意的三维机翼定常可压缩层、湍流边界层的计算结果。

Numerical simulation of the unsteady flow in a transonic turbine stage is still a hard work for CFD researcher .

涡轮级内的非定常流场数值模拟是现阶段计算流体力学研究的重要领域，也是研究的难点。

at last according to the non-stationary viscoelastic constitutive model makes displacement back analysis of a real tunnel of projects .

最后对某实际巷道工程作了基于非定常流变模型的位移反分析。

Numerical simulation was applied to the unsteady flow at the mid span of a two -stage low-speed compressor .

采用数值方法对两级低速压气机中径处的流场进行非定常模拟。

However if the constraints are unsteady , a small real displacement is no longer a virtual one .

而在非定常约束下，微小实位移不再是虚位移之一。

For the simulation of linear time-invariant system , the augmented matrix algorithm is of high accuracy and speed .

对于线性定常系统的数字仿真，增广矩阵法是一种高精度快速算法。

The conservatively full potential equation is solved by time accurate approximate factorization algorithm and internal Newton iterations.

用时间精确近似因式分解差分方法求解守恒型非定常全位势方程。

Then a real-time quasi-steady turboshaft twin -engined model is founded by simulating the rotor speed fluctuation .

为模拟大负载情况下旋翼转速的波动，建立了双发准定常涡轮轴发动机实时仿真模型。

Unsteady flow characteristics in a centrifugal pump volute were investigated by using duel time stepping method in the numerical simulation.

采用双重时间步方法对一离心泵内部的液体非定常流动进行了数值研究。

Unsteady cavitating flow around a disc cavitation and its drag characteristics were studied numerically using the filter-based model (FBM).

应用基于滤波器的湍流模型（FBM ）对绕圆盘空化器空化非定常流动和阻力特性进行了数值计算和分析。

The identification technology of unsteady aerodynamic loads shows a high efficient and accuracy approach for transonic aeroelastic solving.

证明非定常气动力辨识技术可以提供高效的高精度的气动弹性分析。

Under the action of the steady constraints , a small real displacement is identical to a virtual one .

在定常约束下，微小的实位移必然是虚位移之一。

定常

定常