数一模转换，将数字信号(二进制)转换成与原信号相似的连续可变(模拟)信号的处理过程。
DIGITAL-TO-ANALOG, the process of converting a digital signal (binary) to a continuously variable (analog) signal that is a close approximation of the original signal.
用数值方法模拟一个拓扑结构简单、动力学行为复杂的新型混沌系统分岔过程，并用连续控制法研究该系统的混沌控制和同步特性。
A numerical method is used to simulate the forking process of a new chaotic system which is simple in topology structure but complicated in dynamics behavior.
通过对数据的二次转换，可以用间歇聚合反应的小试数据模拟工业规模的连续聚合反应过程。
The continuous industrial reaction can be modeled the data from batch process. But the data would be inverted in twice.
在航海模拟器中，如何对模拟训练的过程实时、连续地进行航行安全评价一直是急待解决的重要课题。
It is an important topic how to assess navigation safety continuously and in real time during simulation training with simulator.
单线循环式索道车斗运行过程的模拟计算，是个几何非线性连续系统的动力分析问题。
The computation of cars running on monocable circulating ropeway is a problem of dyn amic ana-lysis for geometrically nonlinear continuous systems.
以提高气举采油系统效率为出发点，从理论研究方面深入认识了连续气举卸载过程，通过对模拟结果的现场应用验证了其可靠性。
In the purpose of improving the efficiency of gas lift system, it is studied well for the continue gas lift unloading in theory, and the reliabilities of results are validated through the practices.
研究结果表明，优化回归得到的精对苯二甲酸结晶动力学方程能够较好地模拟PTA连续多级降压蒸发结晶过程。
The results show that the PTA crystallization kinetics parameters using optimization and regression can be utilized preferably to the modeling of purified terephthalic acid multistage crystallizer.
文中考虑了轧件的弹复，保证了下一道次变形历史的延续，从而为真实模拟方矩形连续辊弯成形过程奠定基础。
Workpiece's spring-back is considered in this paper, deformation's history is assured in the next pass, and then square rectangle tube in continue roll forming process lay a foundation.
在模拟过程中，采用连续形核的方法处理液态金属的异质形核现象。
Continuous nucleation model was used to describe heterogeneous nucleation of the liquid metal.
提出了一个用流形元与有限元的变形和渗流非同步耦合的分析方法，用于模拟不连续块体在水压作用下的变形过程。
The calculation code including manifold method (MM) and finite element method (FEM) is developed to study the non-simultaneous coupling problem of stress-strain and seepage for discontinuous material.
模拟工业铝酸钠溶液连续碳酸化分解条件，对分解过程不同阶段产物氢氧化铝的粒度、磨损指数和结晶形貌的变化进行了研究。
The particle size distribution and attrition index of continuous carbonization products from sodium aluminate solution were studied according to the industrial production conditions.
通过对我国夏季一次连续降水过程的模拟分析，研究了不同云降水方案在中国区域的应用特征。
With the precipitation simulation of summer in China, the cloud-precipitation schemes of model are examined.
利用分步傅立叶法数值模拟了广义的非线性薛定谔方程， 分析研究了 多种条件下超 连续光谱的产生过程；
The processes responsible for the generation of a supercontinuum are identified though the simulation of the nonlinear Schrodinger equation by Split-step Fast Fourier Transform Method.
采用高速摄影、连续拍照等技术手段，对大型水轮机叶片底侧式浇注系统的充型过程进行了水力模拟研究。
In this paper, water has been used to simulate the bottom-sides gating system of the large hydro-turbine blades by means of high-speed and continuous photographic techniques.
试验过程模拟大坝基础的不连续岩体条件、岩体力学特性和整体双曲拱坝。
The model simulates the discontinuous rock body of dam foundation, the mechanical properties of rock and the entire double curvature arch dam.
为进行连续介质到非连续介质转化的数值模拟，实现结构破坏过程的仿真分析，将固定和旋转的弥散裂缝模型与变形体离散元方法结合应用于混凝土、岩石等准脆性材料的受拉开裂过程分析。
Fixed and rotating smeared-crack models based on a deformable distinct element method were developed to analyze the fracture of quasi-brittle materials such as concrete and rock under tension.
二是利用其变位不连续性模拟构件从微细裂缝到断裂的全过程；三是把钢筋和混凝土分别看成具有不同性质的微小构造单元来考虑其界面性质。
The specimen is divided into small elements using the concept of Voronoi polygons, and the elements are assumed to be the rigid bodies connected by the normal and tangential springs.
在实时模拟的计算过程中，根据游离体的碰撞情况、速度、当前受力的状态，选择中点插值法或欧拉法插值的数值计算方法，保证游离体的运动状态的连续性。
During simulation process, the program choose suitable numerical method: mid-point interpolation or Eulor, so the loose body moves sequent, according to collision, velocity and stress.
最后，通过一个整体框架结构的火灾倒塌模拟，分析其连续倒塌过程和机理。
At last, a frame structure is analyzed to study the failure mechanism of its fire induced collapse via the proposed numerical models.
最后，通过一个整体框架结构的火灾倒塌模拟，分析其连续倒塌过程和机理。
At last, a frame structure is analyzed to study the failure mechanism of its fire induced collapse via the proposed numerical models.
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