和离心泵相比螺杆泵无需安装阀们流量是稳定的线性流动；
Screw pump has the following advantages: 1. Compared with screw pump and centrifugal pump doesn't need to install the valve flow is stable linear flow;
与离心泵相比单螺杆泵无需安装阀门，流量是稳定的线性流动。
Compared with the centrifugal pump without a single screw valve, the flow is stable linear flow.
和离心泵相比，单螺杆泵不需要装阀门，而流量是稳定的线性流动。
And centrifugal pumps compared with single-screw pump do not need to install the valve, while the linear flow of traffic is stable.
雷诺数可作为非线性流动的判据，雷诺数小于10-3的低速流动具有非线性特征。
Research results indicated that Reynolds number can be used as the criteria of nonlinear flow. Flows with Reynolds number less than 10-3 have nonlinear features.
不同于传统的房子，这座建筑的上部分和下部分是分离的，并且它长长的线性流动像散开的轴线向外伸展。
Unlike that of conventional house, this building's upper and lower parts are divided and its long lines of flow extend like unraveling spools of thread.
管子上刻以标度，以便在线性标度上可以直接读出流动速率的数值。
The tube is graduated so that flow rate can be read directly on a linear scale.
箭头，其指示流动路线或线性运动方向的端点可以选择。
Arrow with optional ends indicating flow path or direction of rectilinear motion.
方法在线性放大模式下，使用重叠分辨图法对流动相组成进行优化调节。
Methods Under linear scale up mode, overlapping separation range map was used to optimize the composition of mobile phase.
利用线性稳定理论。对气液两相分层流动模型进行了严格的理论分析。
A theoretical analysis is made, by applying linear stability theory, orl the model of gas-liquid stratified flow.
以势流理论为基础，本文用不可压流涡段所产生的扰动流场的线性叠加，计算涡分离流动的流场。
Based on the potential theory, a linearity combination of the disturbance flow field generated by the uncompressible vortex part was applied in the computation of separate vortex flow.
由于非饱和流动的数学模型归结为非线性的偏微分方程，除了一些很特殊的情况外，很难得到解析解。
It is very difficult to get analytic solution except some very specific cases for the model owing to nonlinear partial differential equation.
这句话的意思是，在稳定流动的前提下，包含表皮因子的线性流方程的无因次形式。
The following is the equation for linear flow with skin, at constant rate, in dimensionless form.
这种努力促使以物料循环利用为核心、物质闭环流动型的循环经济，取代传统的、物质单向流动的线性经济。
Such endeavor promoted the substitution of the traditional and unidirectional linear economy for the material closed-loop flow circulation economy having material circulation utilization as its core.
根据气体流动方程，通过线性化和拉氏变换，建立各单元的动态数学模型。
Based on the gas flowing equation, each unit dynamic mathematical model was established using linearization and Laplace transform.
文中还就流动的非线性对物体的波浪扰动力和自由面波形的影响进行了讨论。
The effect of the nonlinearity on total wave exciting force and wave contour is discussed.
研究了流动相的选择，梯度淋洗程序的最佳化以及进样浓度与峰高的线性关系。
The selection of moving phase, gradient eluting procedure and line relation of sampling concentration with peak height were discussed.
考虑了二次梯度项影响的非线性径向流动问题的无限大地层和有界地层渗流模型。
The models of the nonlinear radial flow for the infinite and finite reservoirs including a quadratic gradient term were presented.
基于混沌理论及非线性系统特征的合成射流技术是国际上近几年提出的一种全新的流动主动控制技术。
Based on the chaotic theory and non-linear system theory, a new active flow control technology-the synthetic jet technology, appeared several years ago.
本文研究了由非牛顿流体流动引起的一类退缩非线性自由边值问题。
A degenerate nonlinear free boundary problem arised from the flow of non-Newtonian fluids is studied in this paper.
对此，本文根据天然气流动情况，引入一线性化函数，通过求解非线性方程得到了解析解。
Therefore, this paper introduces a linearized function in light of the flow conditions of natural gas and obtains an analytic solution through solving nonlinear equations.
本文综述了利用非线性动力学方法研究有涡流动的进展，并讨论了它们在流体混合机理研究中的应用。
The development in the application of the methods of non-linear dynamics to the study of vortical flow is reviewed, and their application to the study of fluid mixing dealt with.
虽然制冷剂在毛细管内的流动为非线性的两相临界流，但是在很多特定工况条件下毛细管流量特性表现出良好的线性特性。
Although the critical two-phase flow of refrigerant through adiabatic capillary tube is nonlinear, its mass flow characteristics under some typical operating conditions show good linearity.
二维平行壁面剪切流动进入混沌的现象可用含二次非线性项的强迫振动方程来描述。
The bifurcation and chaotic process of two-dimensional parallel wall shear flows are described by the forced oscillation equation containing a square nonlinear term.
本文在平面截面的假定下，以幂次自模拟解为基础，提出了高超音速气流绕一般细长（辶回）转体流动的普遍线性化理论。
On the basis of a self-similar solution as well as of the assumption, of the "Transverse Motion", a general linear theory on hypersonic flow over a general slender body is set up in this paper.
形成磁岛的特征时间很大于流动撕裂模不稳定性引起磁岛非线性饱和的特征时间。
The characteristic time for the formation of magnetic islands is much longer than that of nonlinear saturation of magnetic islands caused by the streaming tearing instability.
本文研究了沿斜面流动薄层液体的非线性稳定性，即涂布流动的非线性稳定性问题。
This paper considers the problem of nonlinear stability of a liquid layer flowing down an inclined plane.
本文讨论描述流体在稀疏介质中流动规律的一类拟线性抛物型方程具有第三类非线性边界条件的初边值问题。
This dissertation is to discuss the laws of fluids in porous medium for original boundary value problem of some quasi-linear parabolic equations with the third type nonlinear boundary condition.
结果表明：1）线性组合法数学模型能够很好地模拟流动站与参考基准站间的测量误差；
The result shows: 1) The linear combination model can simulate the observation errors between roving receivers and reference stations very well.
研究在非线性多孔收缩表面上黏性磁流体(MHD)的流动。
The MHD flow of a viscous fluid towards a non-linear porous shrinking sheet was investigated.
研究在非线性多孔收缩表面上黏性磁流体(MHD)的流动。
The MHD flow of a viscous fluid towards a non-linear porous shrinking sheet was investigated.
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