1) non-steady
非恒定性
2) three-dimensional unsteady
三维非恒定性
3) variable motivation
非恒定性动机
4) unsteady flow
非恒定流
1.
Numerical modeling of vertical 2D unsteady flow and suspended material distribution;
垂向二维非恒定流及悬浮物分布模型研究
2.
Study on the influences of daily regulation unsteady flow in hydroelectric project to mooring force;
电站日调节非恒定流对系缆力的影响研究
3.
Numerical simulation of unsteady flow in Xiangjiaba Hydropower Project;
向家坝水利枢纽下泄非恒定流的数值模拟
5) transient flow
非恒定流
1.
According to perturbation method in hydrodynamics,the differential equations including continuity equation and movement equation of transient flow in open channel are transformed into polynomials.
本文从明渠非恒定流的连续性方程和运动方程出发,用流体力学摄动法将方程展开成多项式,取其零阶和一阶进行线性化,并认为零阶为水位未摄动时的值,最后利用分离变量法,并认为其下降过程呈指数形式,得出滑坡失事点的涌浪的衰减规律,并据此进行涌浪高度的叠加。
2.
But its transient flow problem hasn t been well resolved.
大底坡明渠是常见的水工建筑物 ,其非恒定流计算一直未能得到很好的解决。
3.
Based on the differential equations of the transient flow in conduit under pressure and combined with the specific boundary condition of Wanniuba Water Power Station,a numerical model is constituted with characteristic method,which is used to simulate the transients of sudden load rejection in water power stations.
以有压管道非恒定流微分方程组为基础 ,结合碗牛坝水电站具体边界条件 ,建立了基于特征线法的描述水电站突甩负荷过渡过程的数值模型 ,全面细致地模拟出了该电站突甩负荷过渡过程中任一时刻压力管道任一断面各水力要素和机组各工况参数的瞬变规律 ,为该电站的设计及安全稳定运行提供了技术依据 ,对类似工程也有一定的参考价值。
6) unsteady
[英][ʌn'stedi] [美][ʌn'stɛdɪ]
非恒定
1.
Research on variable-frequency control of unsteady pollutant facilities;
变频控制非恒定污染设施的研究
补充资料：连续性与非连续性(见间断性与不间断性)
连续性与非连续性(见间断性与不间断性)
continuity and discontinuity
11an父ux泊g四f“山。麻以角g、.连续性与非连续性(c。nt，n琳t:nuity一)_见间断性与不间断性。and diseo红ti-
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条