method of finite differences meaning in Chinese
有限差分法
Examples
- The new model is also compared with early models , and validated by known experiments data , and the mechanism of strain and the method of finite difference are given
文中给出模型的有限差分解法，并将此模型与前人模型进行比较，分析固结变形的机理， 。 - In this paper there are some theoretical and applying problems of two numerical computational electromagnetic methods , which are marching - time - method of integral equation in time - domain ( ietd ) and method of finite difference in time - domain ( fdtd ) , are studied
本文的研究内容是时间域电磁场数值计算方法的理论和应用问题，包括对两种有很好应用前景的方法即时域积分方程递推解法( ietd )和时域有限差分方法( fdtdl ) 。 - Based on the simulation method of finite difference time domain ( fdtd ) ( together with the boundary treatment of an anisotropic perfect matched layer of absorbing media for the truncation of fdtd lattices ) and the theory of ordinary antennas , antennas based on photonic bandgap ( pbg ) materials and meta - materials are studied in the present dissertation
在开展有限时域差分法(结合各向异性完全匹配层边界)算法研究和普通天线模拟设计研究的工作基础上，本论文主要进行了基于光子晶体( pbg )与异向介质的新型天线的研究。 - This article establish horizontal heat exchanger model and ground temperature renewing in transition season with adoption of energy balance theory and combination thermal conduction equation and reference of vc . mei model , and process simulation and calculation with the methods of finite difference , and the value of testing accords with value of calculation very well
本文参考vc . mei传热模型，采用能量平衡理论并结合热传导方程建立了水平埋管换热器传热模型和过渡季地温恢复模型，并采用有限差分方法进行了模拟计算，实测值与计算值吻合较好。 - Meanwhile , the definition and method of finite difference as well as the theory of numerical approximate were further studied . with the emphasis on their application , the finite difference , the theory of numerical approximate and the optimizing design of valve train were harmoniously integrated
同时对有限差分的定义、方法及数值逼近理论进行了研究，着重研究了有限差分和数值逼近理论在配气机构机构优化设计中的应用，使有限差分、数值逼近理论与配气机构优化设计有机地结合了起来。