1) dual time method
双时间推进方法
2) dual-time method
双时间法
1.
The Application of the dual-time method in Calibrations of the Pulse-Type Flow Transducers;
双时间法在脉冲型流量传感器检定中的应用
2.
This paper simulates the process of an air-launched missile traversing across a shockwave, using a dual-time method based on a motive chimera grids and the K-ω turbulent model.
该文采用基于动态嵌套网格技术上的双时间法,模拟了飞行器导弹发射时的粘性流场和导弹气动性能的变化,湍流模型为K-ω两方程模型。
3.
The computational results achieved by four-stage Runge-Kutta scheme and dual-time method were compared through numerical simulation unsteady harmonic oscillating flow around sphere-cone.
为适用于非定常流场计算 ,在保证时、空二阶精度的前提下 ,通过引入变系数残值光顺技术 ,提高了四步Runge Kutta方法的计算效率 ;并针对球锥简谐振动过程 ,数值比较Runge Kutta多步法和“双时间法”的计算精度。
3) dual-time stepping
双时间步
1.
A dual-time stepping approach extends thisalgorithm to unsteady flows.
预处理后的N-S方程,用二阶迎风格式的有限体积法离散,隐式、LU-SGS迭代求解,双时间步推进求解非定常流。
2.
The stability,starting problem,initial value of sub-iteration and convergence criterion of implicit iteration of the dual-time stepping method are studied.
对双时间步方法隐式迭代的稳定性、启动问题、子迭代初值和收敛性准则进行分析。
4) dual time-stepping
双时间步
1.
The method is based on a dual time-stepping scheme in conjunction with low Mach number preconditioning and an implicit LU-SGS iteration.
控制方程在非结构的动态网格上用双时间步推进并用隐式、LU-SGS 迭代求解;双重 Delaunay 图映射的网格变形技术和非结构嵌套网格方法结合使用,解决既有整体大幅运动,又有局部柔性变形的复杂运动边界问题。
5) double time domain
双时域
1.
The method is based on the synthetic method of double time domain and four spectrums.
为了综合提高诊断能力,突出信号特征,本文介绍了一种信号分析与故障诊断新方法,该方法以“双时域四谱”综合诊断法为理论基础。
6) dual-time stepping method
双时间法
1.
By means of dual-time stepping method and moving grids technique, we solved the 3-D unsteady Euler equations for helicopter rotor in forward flight, and obtained the near-field HSI noise.
采用“双时间法”求解了旋翼绕流的三维非定常欧拉方程。
参考词条
补充资料：固液混合火箭推进剂(见火箭推进剂)
固液混合火箭推进剂(见火箭推进剂)
solid-liguid hybrid rocket propellant
guye hunhe huoiian tui)in)i固液混合火箭推进剂(s olid一Iiguid hy-brid rocket proPellant)见火箭推讲齐，}_
说明：补充资料仅用于学习参考，请勿用于其它任何用途。