Time precision of calculation results of unsteady flow field was ensured by using combined method of dual-time step and preconditioning.
采用双时间步和预处理相结合的方法计算非稳态流场，保证了采用预处理方法后计算结果的时间精确性。
A high activity Cu base catalyst has been prepared for methanol synthesis by one step parallel flow coprecipitating method.
用一步并流共沉淀法制备了一种高活性合成甲醇铜基催化剂。
A dynamic simulation model for non-homogeneous flow in wet steam turbine was developed and was corrected by a time step method, and then could be applied to dynamic simulation.
建立了透平湿蒸汽非平衡流动动态仿真模型，并进行了时间步长修正，模型可以用于蒸汽轮机的动态仿真计算。
Because flame stability control is the key to assure process quality, the two-step decompression method is used to control the flow of flame gas.
因火焰稳定性控制是保证该工艺质量的关键，所以采用二级减压方法对火焰气体流量进行控制。
Backward step flow is numerically studied using ICM. Results show that ICM is a promising method.
结果表明，积分单元法是计算后台阶绕流的一种较好的方法。
The paper introduces a method of establishing model using mark flow graph in sequence control system. Then the control is implemented by step-by-step instruments in PLC.
本文介绍了一种标识流图在顺序控制系统中建模方法，然后利用可编程序控制器中的步进指令实现控制。
Because of the NP complexity of mapping problem, the thesis studies two-step method: optimal scheduling of data flow graph and optimal processor mapping.
考虑到算法映射问题的NP复杂度和求解时间的指数性增加，本文主要研究两步规划方法，即先进行数据流图的最优规划，然后进行处理器的映射。
The simulations show that the water fluctuation and overshoot are smaller using Step-PID than using general PID control method. The method is suitable to open channel flow.
仿真结果表明，较常规PID，步进式PID控制渠道输水，水位波动小，超调量小，较适合明渠输水控制的实际运行情况。
We give a discretization method for the viscous terms of the two-dimensional shallow water equations , and the obtained discretized equations are used to solve the backward-facing step flow problem.
对二维浅水方程粘性项给出了一个离散方案，并将其应用于求解后台阶流动问题。
The displaying method to play video signal flow through first and second video frames contains processing step, comparing step and controlling step.
液晶显示方法，用以播放一视讯流的一第一视框与一第二视框，包括一处理步骤、一比较步骤及一控制步骤。
Chapter 2 adopts a step-by-step method to set forth some related theoretical background of information flow integration of supply chain according to the research topic.
第二章，根据研究课题，采取逐层递进的方法，阐述供应链管理中信息流整合的相关理论基础。
Chapter 2 adopts a step-by-step method to set forth some related theoretical background of information flow integration of supply chain according to the research topic.
第二章，根据研究课题，采取逐层递进的方法，阐述供应链管理中信息流整合的相关理论基础。
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