经过模拟分析在不同参数条件下投影系统的空间光照度分布情况，直观地验证了上述投影系统的成像理论。
The computer simulation of the distribution of the imaging space illumination under different parameters gives a straightforward proof of the imaging principle applied in this projection system.
采用全尺寸实验和数值模拟两种方法对大空间火灾单侧不对称补气条件下的机械排烟进行了分析。
Full-scale burning test and numerical simulation were carried out to investigate the mechanical exhaust in large space fire with one-side unsymmetrical air supply.
模拟结果表明：不同坡度、不同坡向条件下的水分分布状况和区域潜在蒸散存在着较大的空间差异性。
The results of simulation showed that: the soil water replenishment and the potential evapotranspiration were different in different slope and aspect conditions.
分别对冷态条件下，无隙锥形旋流器燃烧室前扩压器内流场的分叉现象以及燃烧室内燃烧空间的流场分叉现象进行了数值模拟计算。
The numerical simulations of bifurcation phenomena in a combustor with a non slot conical swirler and in a diffuser fixed before the non slot conical swirler have been carried out.
利用空间上具有四阶精度、时间上具有二阶精度的中心差分方法，数值模拟了几种复杂井眼条件下的波场。
Various borehole and formation conditions were simulated using the fourth order accuracy in space and second order accuracy in time centered finite difference method.
接着，简要介绍了基于声波高阶差分的多次波正演模拟方法，分析了这种方法的数值频散问题，包括时间和空间频散，同时给出了它的稳定性条件。
Then the article discusses forward modeling based on acoustic wave higher difference, then analyzes numerical dispersion including time and spatial dispersion and presents its stability conditions.
应用有限棱柱单元法对群桩与土相互作用系统进行了三维弹塑性分析，并以无限棱柱元模拟半无限空间地基土的边界条件。
In this paper, the three dimensional elastoplastic analysis of a group pile soil interaction system is made by using the finite prism element method.
数值模拟结果演示两种条件下由微破裂诱致宏观破坏的演化过程以及和微破裂相关的声发射事件源的空间分布特征和事件序列特征。
The simulated results reflect macroscopic failure evolution process induced by microscopic fracture and the spatial and temporal distribution characteristics of acoustic emissions event hypocenter.
信息量用高计数和低计数模拟。空间分辨用改变滤波函数种类和滤波参数模拟，共模拟8种条件。
The simulation parameters include information dencity and spatial resolution. 8 filtering conditions were simulated by changing counts rate and filter parameters.
信息量用高计数和低计数模拟。空间分辨用改变滤波函数种类和滤波参数模拟，共模拟8种条件。
The simulation parameters include information dencity and spatial resolution. 8 filtering conditions were simulated by changing counts rate and filter parameters.
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