英汉例句

• this paper derives a set of unsteady three-dimensional inviscid equations which take into account the effect of rotor-angular-acceleration on unsteady flow field in turbomachinery.

  本文推导了存在转子角加速度时，描述叶片排三维非定常流场的无粘基本气动方程组。

• in this paper on the basis of theory of unsteady flow in open channals the effective control area of drainage and tide-blocking sluice gates is analyzed.

  本文结合浙江海涂垦区的具体条件，应用明渠不恒定流的基本理论和计算成果，分析了挡潮排水闸的适宜控制范围；

• the main analytical method of unsteady flow in pipelines includes frequency domain analysis and time domain analysis.

  管道中非稳定流动的分析方法主要有频域法和时域法。

• to solve this problem, this paper puts forward a method for obtaining unsteady flow velocity.

  为解决这一问题，提出一种非稳定流动速度确定方法。

• unsteady flow equations for the centrifuge are solved on a staggered grid by a finite volume method.

  从非稳态线性离心机流场运动方程出发，利用有限体积法，采用交错网格得到离散方程。

• one-dimensional unsteady flow characteristic line method is adopted to simulate and calculate the unsteady flow process of two-class turbocharged systems in diesel engines.

  并完成了柴油机两级涡轮增压不稳定流动过程模拟计算程序的编制，实现了对过程的模拟计算。

• the numerical simulation of the unsteady flow field around an oscillating airfoil is difficult because of the complexity of turbulence models and numerical methods.

  準确数值模拟机翼动态失速时非定常流场主要有湍流模型和数值算法两方面的难点。

• this effect is estimated, based on numerical analysis of one-dimensional unsteady flow by the characteristics method and the shock fitting method.

  用特征线法及激波拟合法进行了一维非定常流动的数值分析。

• after making a lot of mathematical calculations by use of the mathematical-physical method, the formulas describing the gas unsteady flow in various loop networks are obtained.

  然后应用数学物理方法，经过一系列的数学演算过程，最后得出描述各类环形管网内气体不稳定流动规律的数学表达式。

• with time-accurate simulation about one transonic fan stage unsteady flow, some sketches related to unsteady flow are understood.

  文章通过对一跨音风扇级非定常流场时间精确模拟，对叶轮机非定常流动建立了一定理解。

• 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。

• as an exploratory research, unsteady flow model is feasible and potential.

  作为探索性研究，非恒定流模型是可行的，有发展潜力的。

• 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。

• compared with the average method and the area method, the method for obtaining unsteady flow velocity is more precise and reliable in liquid producing profile log interpretation.

  与平均取值法和面积取值法相比，非稳定流动速度确定方法应用于产液剖面测井资料解释，显着提高了解释的精度和可靠性。

• 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 unsteady flow in the high pressure steam valve cause unusual vibration, the valve pole to be destroyed, the pressure while flowing to be lost, etc.

  高温、高压、高压差的蒸汽调节阀中的流动不稳定导致异常的振动，造成阀门的磨损及阀桿破坏以及流动中的压损。

• the compiling of simulation calculation program for unsteady flow process of two-class turbocharged systems in diesel engines is completed in this paper.

  并完成了柴油机两级涡轮增压不稳定流动过程模拟计算程序的编制，实现了对过程的模拟计算。

• a problem about tubing string vibration caused by the fluid unsteady flow inside tubing string is studied from the angle of solid liquid coupling vibration in dynamics.

  文章从动力学中固液耦合振动的角度出发，研究了油管柱内流体不稳定流动引起的油管柱振动问题。

• a practical formula of the characteristic line method was derived from the navier stokes and the continuity equations for unsteady flow in pipes.

  对管道中非定常流动进行了研究，导出了流体在管道中流动时，实用的特征线法的计算方法和公式。

• in designing the jt468q「s intake and exhaust system, the effect which unsteady flow has on charging efficiency is thoroughly considered.

  在设计jt468q汽油机的进排气系统时，充分考虑了不稳定流动对充气效率的影响。

• the elementary equations of pressure and open-channel unsteady flow are the essential theory of hydraulic transients of hydropower station.

  有压非恒定流和明渠非恒定流的基本方程是水电站水力过渡过程的基本理论。

• based on the theory of unsteady flow of compressible fluid and the seepage theory of formation fluid, the mathematical model of the gas transient flow in the wellbore has been established.

  基于可压缩流体不稳定流动理论及地层流体渗流理论，建立了气体鉆井过程中井筒瞬态流动的数学模型。

• it describes unsteady flow toward a discharging well in an extensive aquifer .

  它描述位于广阔含水层中的抽水井的非稳定流。

• this paper also calculates the unsteady flow of the hydropower station」s model by using of the characteristics method, the calculated result is extremely close to the experimental result.

  本文还采用非恒定计算的特征线法，对该水电站引水系统模型非恒定流进行了计算，其计算结果与模型试验结果吻合。

• the unsteady flow in oil pipeline can be effectively analysed by use of different numerical methods as well as computers.

  输油管道中油品的不稳定流动问题，可以采用各种数值法并借助计算机进行有效分析。

• test results have shown that the test technology is effective and suitable for test of unsteady flow frequency spectrum performance of axial compressor.

  试验结果表明，该试验技术对进行轴流压气机叶片排流场非定常频谱特性试验是行之有效的。