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1)  antilogarithm [英][,ænti'lɔgəriθəm]  [美][,æntɪ'lɔgə,rɪðṃ]
真数
2)  numerical simulation
数值仿真
1.
Welding assembly deformation numerical simulation based on 'Local-Global' Method;
基于“局部-整体”映射法的焊接装配变形数值仿真
2.
Numerical Simulation for the Variable Offset Regrinding of Carbide Gear Hobs;
硬质合金滚刀变偏距重磨的数值仿真
3.
Prediction and numerical simulation of the aging process of three-way catalytic converter;
三效催化转化器老化过程预测及数值仿真
3)  digital simulation
数字仿真
1.
Application of digital simulation techniques and several simulation tools in power system;
数字仿真技术在电力系统中的应用及常用的几种数字仿真工具
2.
Digital simulation of nitrogen type hydraulic breaker based on Simulink;
基于simulink的氮爆式液压破碎锤数字仿真
3.
Research and development of digital simulation software for power electronics and FACTS devices in power systems;
电力电子和FACTS装置数字仿真软件包的研究与开发
4)  NC simulation
数控仿真
1.
Establishment of model of NC simulation environment;
数控仿真环境模型的建立
2.
NC simulation software is applied in numerical controlled experiment,it has enhanced the unideal results and low efficiency of the experimental sector in the teaching of numerical controlled course.
在数控实验中,数控仿真软件的应用,改善了目前数控技术课程教学中实验环节效果不理想、效率较低的现象,提高了学生数控编程能力、数控机床的操作能力及系统的维护能力。
3.
NC simulation can reduce the cost of manufacturing workpieces and improve their machining quality by verifying the correction of the NC programs before practical machining.
数控仿真可以检验NC代码的正确性,防止干涉和碰撞的发生,在降低加工成本和提高加工质量中起着重要作用。
5)  digital simulation
数值仿真
1.
The research and application of digital simulation in nuclear signal;
核信号数值仿真方法的研究及应用
2.
By digital simulation,the phenomenon is explained,and the effect of starting acceleration and damping of system on the starting process is studied.
从动力学理论出发 ,建立系统的力学模型和动力学方程 ,并通过计算机数值仿真 ,揭示了产生这种现象的机理 ,分析了启动加速度和系统阻尼对启动过程的影响 ,给出了改善平筛启动性能的途径 。
3.
For the current helicopter of single main rotor with tail rotor, the effect of inflow models with different characteristics on helicopter trim and digital simulation was discussed.
以常规单旋翼带尾桨直升机为对象,讨论均匀与非均匀入流模型对直升机飞行数值仿真的影响。
6)  numerical simulation
数字仿真
1.
Validity assessment of power system transient stability numerical simulation;
电力系统暂态稳定数字仿真有效性评价
2.
Analysis and numerical simulation on reliability of motion accuracy for planar cam mechanism;
平面凸轮机构运动精度可靠性分析与数字仿真
3.
Physical and numerical simulation for 500kV transmission system;
500kV输电系统的物理仿真与数字仿真
补充资料:数值积分法仿真


数值积分法仿真
simulation with numerical integration method

具有单点初值的系统来说,仿真计算难以自启动,为此需要用单步法来帮助;另外,它还要求在整个仿真过程中仿真步长保持不变。表1亚当斯法系数表‘X二·*一。一+气自:主二一,一)┌────┬──┬───┬────┬───┬───┬────────┐│名称 │yl │y2 │y3 │y4 │y5 │截断误差 │├────┼──┼───┼────┼───┼───┼────────┤│一阶显式│0 │l │ │ │ │冬*Zx‘,, ││ │ │ │ │ │ │‘ │├────┼──┼───┼────┼───┼───┼────────┤│二阶显式│0 │3/2 │一1/2 │ │ │5:、(、、 ││ │ │ │ │ │ │丫二于九一x、一 ││ │ │ │ │ │ │1乙 │├────┼──┼───┼────┼───┼───┼────────┤│三阶显式│0 │23/12 │一16/12 │5/12 │ │去h‘X“, │├────┼──┼───┼────┼───┼───┼────────┤│四阶显式│0 │55/24 │一59/24 │37/24 │一9/24│251.,‘,、 ││ │ │ │ │ │ │二二丈左一x、- ││ │ │ │ │ │ │l‘U │├────┼──┼───┼────┼───┼───┼────────┤│一阶隐式│l │ │ │ │ │一冬,,二‘,,││ │ │ │ │ │ │ 乙 │├────┼──┼───┼────┼───┼───┼────────┤│二阶隐式│l/2 │l/2 │ │ │ │一劣。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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