In nozzle theory, flow is assumed to be one-dimensional.
在喷嘴的理论，流量是假设为一维。
The fluid mechanics equations of one-dimensional incompressible unsteady flow are adopted in whole low-speed turbo-compression system.
本文将一维非定常不可压流体力学方程组，应用于整个低速透平压缩机系统。
This paper presents an one-dimensional homogeneous flow model for thermal-hydraulic transient behaviour of PWR steam generators.
本文介绍了压水堆核电厂蒸汽发生器的一维均相流瞬态分析模型。
The flow in the drainage pipe network is simulated by one-dimensional unsteady flow theory, and the calculation of the pumping stations, the water gates and submersed pipes is indicated.
采用一维非恒定流方程模拟地下排水管网内的水流，并给出泵站、闸门、淹没出流管道等排水系统的处理方法。
In the process of investigation, it is assumed that gas flow through the exhaust diffusers is of one dimensional quasi-steady incompressible flow.
在研究过程中，假定排气扩压器的气流为一元准稳定不可压缩气流，试验装置采用压缩气源供气。
One-dimensional homogeneous model based on the gas-liquid two-phase flow theory was established.
基于气液两相流理论，建立了垂直上升管内液氮气液两相流动的一维均相流模型；
A one-dimensional unsteady flow model is established based on the topography of the river course between the Three Gorges and Zhicheng.
针对三峡—枝城河道的地形特征，建立一维不稳定流模型。
In this paper, a FVM-TVD method for simulation of one-dimensional unsteady flow in inlet and exhaust manifold of ICE has been constructed.
介绍了进排气系统一维非定常流动的FVM-TVD法（总残差减少的有限体积法）。
The one dimensional two phase flow model of solid propellant electrothermal chemical gun (SPETCG) is established in the paper.
该文建立了固体工质电热化学炮(SPETCG)内弹道一维两相流模型。
The numerical calculation method for dealing with the contact surfaces of different media in one-dimensional flow has wide significance.
文中给出的处理一维流动不同介质接触面的数值计算方法具有普遍意义。
The Calculating methods of the ejector were presented using the theoretical base of One-dimensional ideal flow.
采用理想流体一元管流理论，建立了引射器的理论计算方法。
The thesis established the flow model based on one-dimensional, unsteady, compressible, Navier-Stokes equations, and discrete the governing equations using a finite-volume formulation.
本文基于一维非稳态多分支非定常流，建立了相应的数学模型，采用有限容积法理论对方程进行数值离散分析。
Roller is one of the major process equipment for the flow forming. It has a significant effect to dimensional precision and apparent quality of the flow formed part.
旋轮是旋压加工中的关键工艺装备之一，对旋压工件的尺寸精度和表观质量起着至关重要的作用。
The slip coefficient B is introduced in momentum equation of one dimensional nucleating flow.
本文在一元蒸汽凝结流动量方程中引入了滑移系数B，考虑两相滑移的影响。
Numerical simulation in one-dimensional unsteady flow of thermal dynamic cycle process in PDE is presented by the characteristic method.
对脉冲爆震发动机的热力循环过程应用特征线法作了一维流场的数值模拟。
This paper points out that the thermal and ablative problems of the shield can be solved solely with the coolant flow only under one-dimensional incompressible or steady condition.
在冷却剂渗流是一维不可压缩的（或一维定常的）条件下，热层的传热和烧蚀问题可以单独求解。
A one-dimensional unsteady model was developed to simulate the trapping of fine particles by a wall-flow filter by simulating the flow field and particle layer distribution in a channel.
针对壁流式过滤体捕集微细颗粒物的过程，建立了描述通道内流场和颗粒层分布的一维非稳态模型。
In this paper, one-dimensional two-phase constant lag flow in combustion chamber of solid propellant rocket motors is described.
本文论述了固体火箭发动机燃烧室一维两相常滞后流动。
The next large block of lectures covers quasi-one-dimensional flow, followed by a discussion of disturbances and unsteady flows.
接下主要内容介绍了准一维流动，接著讨论扰动流与非稳态流。
Two sets of algebraically explicit analytical solution are derived for the partial differential equation set describing the one dimensional unsteady gas-liquid two phase flow.
对气液两相非定常一元流动方程组导出了两套代数显式解析解。
During design of the layout on diesel engine, we performed one-dimensional flow calculation for turbocharger systems, optimized the valve timing and pre-selected the turbocharger.
在柴油机方案设计时，对涡轮增压系统进行了一维流动计算，优化了气门正时，并预选了增压器方案。采用已知的同类机型的放热率进行了缸内过程的计算。
The numerical model treats the hot gas flow and coolant flow as one dimensional.
燃气流与冷却水流采用一维流动模型计算。
One dimensional heat-transfer equation for transverse-flow discharge lasers has been solved taking into account the gas flow.
求解了在横流放电激光器中的一维热转移方程。
An one dimensional homogenous adiabatic fixed bed reactor model was adopted to simulate a radial flow reactor for dehydrogenation of ethylbenzene to styrene under vacuum.
采用一维拟均相绝热径向反应器模型模拟乙苯负压脱氢径向反应器。
One dimensional unsteady flow induced by a high speed train entering a tunnel was numerically studied using the method of characteristics.
为了给我国的高速铁路设计提供理论依据，采用特征线法对高速列车进入隧道引起的一维非定常流动进行了数值研究。
Thus, Eqs. (8.2), (8.6), (8.10) are governing equations for one-dimensional, steady, adiabatic, inviscid flow.
因此，方程(8.2)，(8.6)，(8.10)是一维、定常、绝热、无粘流动的控制方程。
The pyrolysis process of the material as well as one-dimensional flow of pyrolysis gas was calculated by means of decomposition kinetics model.
采用热解动力学模型计算材料热解，同时计算热解气体的一维流动。
This paper presents a generalized one-dimensional unsteady flow model for the calculation, of gas flow in manifold of I.
本文提出广义一维非定常流动的模型，用以计算内燃机进、排气管中气体的流动。
Divided by two parts, this paper mainly discusses the diffraction problems of one-dimensional heat flow equations.
本文分为两个部分，主要讨论了一维热传导方程的绕射问题。
Scale analysis was also carried out for characteristic flow parameters as a foundation of simplification of control equations to two-dimensional and one-dimensional ones.
对弯道水流运动各特征量进行量级分析，为基本方程向二维和一维简化提供了理论依据。
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