查询词典 simulates
- 与 simulates 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Based on researchful results of two former students, we take the influences of thermochemistry reaction, mutual disturb and unsymmetrical instance into account. Secondly, the paper simulates the transient thermal response of projectile according to the simulation software, and discuss the ablation regulation when the projectile is in different initial velocity, in different shape, in different angle of attack condition and in different material condition. Thirdly, the effect on the aerodynamic characteristic and the outer ballistic characteristic after the ablation of hypersonic projectile has been analyzed.
在前面两位师兄研究成果的基础上,研究了超高速弹箭组合体在考虑热化学反应、存在攻角影响下的的气动加烧蚀数学模型;然后对不同条件下的烧蚀过程进行计算,分析和总结出在不同外形和不同材料条件下弹体和弹翼的烧蚀规律;紧接着分析了在不同的烧蚀情况下,它对飞行中弹箭的气动力和外弹道特性的影响,从而为今后的超高速弹箭设计提供指导和帮助。
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In this paper, based on summarizing previous numerical studies on wave transformations, deriving an extended form of mild slope equation, which is taken as the governing equation. The equation simulates wave transformation in offshore area with finite difference.
本文在总结概述前人关于缓坡方程波浪数学模型的基础上,推导出一改进型缓坡方程,并以此为控制方程,采用有限差分方法,模拟近海海域的波浪变形。
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The article simulates German high-speed track spectrum by MATLAB with trigonometric series method.The arch is modeled by ANSYS and make mode analysis.
考虑轨道不平顺对于车桥振动的影响,本文采用采用德国高速轨道谱,借助MATLAB应用三角级数法数值模拟德国低干扰垂向不平顺样本。
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This text introduce a sort of new pattern soft switch PFC circuit .First, analyze the develop course of the on-off power supply. Second, relate the harm of humorous wave to the commonality electricity net. Third, present the topology and the principium chart of the soft switch PFC and analyze it .At last ,set the parameter and simulates the converter of with matlab simulation. more over ,get the hold of well voltage and current wave , minish the spoilage of the circuit, enhance the efficience of the circuit, meet the demand of the miniaturization and viridity.
本文引入了一种新型的软开关PFC电路,首先分析了开关电源的发展历程,然后讲了谐波给公共电网造成的危害,再给出了这种软开关PFC的电路拓扑及原理图并对其工作原理进行了分析,最后对其参数进行设置在MATLAB软件进行了仿真,并得到了良好的电压电流波形,而且减小了电路的损耗,提高了电路的效率,实现了小型化,绿色化的要求。
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At last, the paper designs and simulates the system by computer. It is proved that the scheme is reasonable and actable according to the result of simulation.
最后对系统进行了设计和模拟仿真,验证了方案的合理性和可行性。
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The paper describes theory of beam noise reduction in adiabatically varying magnetic field, deduces the relation between magnetic field and noise , gives out fourth order Runge-Kutta formula of 2-order differential equation, simulates the effects of different magnetic field on electron motion, the results show good agreement with theory analysis,it confirms that adiabatically varying magnetic field near the cathode can reduce the beam noise.
文章描述了回旋波保护放大器电子束绝热降噪的机理,推导了噪声与磁场的关系和二阶微分方程的四阶精度龙格-库塔法求解电子运动方程的公式,编程计算了电子在不同磁场中的运动轨迹,模拟了不同磁场对电子运动的影响,模拟结果与理论分析相符合,证实了阴极表面附近的缓降磁场可以降低电子束的噪声。
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Results: A decreased body weight was observed. Sucrose preference test showed that percentage of sucrose solution from the total liquid was decreased, which simulates anhedonia (i.e. a loss of responsiveness to pleasant events), a core symptom of depression and the defining feature of melancholia.
结果显示,模型动物体重明显降低;糖水偏好试验显示糖水摄入比例显著下降,这模拟了抑郁症的核心症状——快感丧失;旷场试验中大鼠水平移动格数、直立次数、理毛数明显减少,这分别体现了运动能力及社会交往能力下降、探索行为能力降低等。
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By analyzing the physical geography, regional hydrology and geology information, and groundwater equilibrium of DunHuang Basin, this paper simulates the aquiferous layer which has the thickness of 250 m, and consider it as two dimension mixed layer which is heterosphere and isotropy.
通过敦煌盆地自然地理和区域水文地质及盆地地下水均衡分析,将250m左右深度处稳定流线以上的含水层作为数值模拟对象,概化为非均质各向同性平面二维流混合层;将研究区划分为9个参数分区,并离散为2km×2km的网格,总共划分为34行、42列,共1428个单元,其中:无效计算单元215个,有效计算单元1413个,流量计算单元45个。
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Transplantation of human epidermis to the subcutaneous area of athymic mouse simulates the healing process of human skin wound.wound.
移植人表皮到裸鼠皮下的方法可以模拟人皮肤创伤愈合过程,是一种可行的在体研究人表皮细胞的实验方法。
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Second, it models and simulates dynamically the parallel, asynchronous, distributed and concurrent workflow of machinery of cluster with intuitionistic and visual figure, and give the effective controlling strategy of optimal collocating and dynamic attemperation, be dead against the asynchronism and concurrent character of machinery of cluster, which result from that MAS loosens the restricting for centrality, programming and gradation controlling and offers the mechanism of separated controlling, meeting an emergency and parallel disposing.
由于多智能主体技术放松了对集中式、规划、顺序控制的限制,提供了分散控制、应急和并行处理,本文针对基于多智能主体的机群工作流的异步性和并发性采用Petri网技术通过直观、形象的图形,对并行、异步、分布、并发的机群工作流进行了建模分析和动态模拟,并提出了机群的优化配置和动态调度的控制策略。3。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。