数值分析

Methods30 healthy students of Shanghai university of TCM accepted two operations of vibration massage apparatus-non-vibration and vibration . The temperature diversity was obseved at different time : before operation , after 3min operation, after evaluating apparatus 1, 2, 3,4,5 min by infrared thermal imaging system .The image was dealt with analysis system and data was statistically anlyzed.

方法上海中医药大学的30名健康大学生先后接受机械振动按摩器的空置和振动两种操作，用红外热像仪分别于操作前0 s、操作3 min后即刻、撤离仪器后1 ，2，3，4 min和5 min观察受试者以心俞为中心的手掌大小区域的温度的动态变化，并用分析软件处理相关温度数值，将结果进行统计学分析。

ObjectiveTo observe the effect of vibration massage apparatus on skin temperature by infrared thermal imaging system .Methods30 healthy students of Shanghai university of TCM accepted two operations of vibration massage apparatus-non-vibration and vibration . The temperature diversity was obseved at different time : before operation , after 3min operation, after evaluating apparatus 1, 2, 3,4,5 min by infrared thermal imaging system .

方法上海中医药大学的30名健康大学生先后接受机械振动按摩器的空置和振动两种操作，用红外热像仪分别于操作前0 s、操作3 min后即刻、撤离仪器后1 ，2，3，4 min和5 min观察受试者以心俞为中心的手掌大小区域的温度的动态变化，并用分析软件处理相关温度数值，将结果进行统计学分析。

The characteristics of the inner flow field and outer sound field of a pneumatic valve sound generator is analyzed with its theoretical model,numerical simulation and experimental results.

在对气动阀门发声器的工作过程进行描述基础上，通过理论分析和数值计算与实验相结合的方法，分析了气动阀门发声器的内部流场和外部声场的特征。

By means of the plating technology and the system designed and made ourselves, we call them as the direct-heat evaporating roll-pulled with vacuum piston and the helix evaporating of straight heat-wire with the negative thermal specific resistance , the align polishing ring films and the separating ones of pure gold have been plated directly at the inner wall of the capillary of Sealed-off CO〓 laser.

简便有效地使器件的输出功率、光束品质、稳定性和使用寿命都得以提高的作用效果；分析了放电驱动催化机理及催化效果与器件参数、工作状态及其中的等离子体过程的对应关系，建立了数学模型，编程数值计算了放电管内正柱区中等离子体参数分布及其与器件工作外参数的关系；利用我们设计开发的直热式真空活塞卷拖和负阻直热丝螺旋蒸镀工艺及制作的系统，在封离型CO〓激光器毛细管玻璃内壁上直接镀制出了单质金的镜面环膜和离散膜，经理论分析和实验检验，指出美国专利4756000号的环金方案将导致器件工作特性的改变和恶化，降低效率；肯定了正柱区边界部分场对建立良好的激光振荡的作用意义，明确提出了①作为高品质器件设计基础的弥散膜催化剂；②高斯管型弦驻波振动定型磨制、检测的新概念及相应的制备加工工艺；实际制出了管子，测定了其基本的工作特性和初期过程。

After that,the approach is presented,which assure that the spiral bevel gears have the high real contact ratio and the lower sensitivity to error.3 The method of geometrical and mechanical analysis is represented on the tooth edge contact in the gears transmission.

结合加工参数设计的局部综合法、几何接触分析、承载接触分析及应力过程数值仿真，构成了具有反馈的闭环优化设计回路，并形成了相应的软件系统，为设计啮合性能良好、高强度、低噪声的弧齿锥齿轮传动提供了有效的工具。

Combining the FEM modeling of lateral deformation of earth-retaining wall of foundation pit, cross test design technique is used in the sensitivity analysis of mathematical simulation.

结合深基坑重力式挡土墙侧向变形的有限元分析，提出了采用正交试验设计及其统计分析方法研究数值模拟结果对岩土参数敏感性的步骤。

Mechanics method can only solve simple engineering problems,so this paper analyses the two common structure of the sealing of tail shaft through finite element method.

针对经典力学法只能求解较为简单的工程问题的缺陷，通过有限元法对舰船艉轴的两种常用密封形式进行了动力学分析，将计算结果通过数值方法加以整合，并从中找到与实际运行过程相符的计算结果进行分析，直观地展现了两种密封结构的优缺点。

Simulated results show that the model has a better analysis capacity on both time domain and frequency domain, and can also be used in other solar photo-thermal applications.2 Numerical simulation of road snow-melting processThe whole snow-melting process, including the idling process, the snow-melting process and the after-snow process, is simulated.

模拟结果表明，该模型在时域和频域都具有良好的分析能力，而且可以推广至其它有关的太阳能光热应用领域。2道路融雪过程数值模拟在上述温度场分析软件基础上，分别对待融过程、融雪过程和融后过程进行了模拟研究。

Exploring a new technology for snow-melting and deicing of airports tracks is the research background of this project. Through a great amount of experiments, numerical value calculation and theory analysis, a great deal of experiment data are attained, and the resonance law of carbon-fiber reinforced concrete under various power and ice-layer thickness conditions was found.A low-energy concuming, low cost and high thermal effect CFRC road surface concrete structurel material was developed. The snow-melting and deicing mechanism of CFRC was analyzed in the point of view of energy conservation, and the electric-thermal resonance law of road surface structural materials to CFRC concrete materials was set up.

本项目以新型机场跑道的冬季融雪化冰为研究背景，通过大量实验、数值计算与理论分析，获得了碳纤维增强机敏混凝土在不同功率、不同冰层厚度下的响应规律和大量试验数据，找到了一种能耗低、热效高、成本低的CFRC路面混凝土结构材料，并从能量守恒的角度分析了CFRC混凝土融雪化冰机理，建立了研究路面结构材料的导热性能对CRFC混凝土材料的电热响应规律。

The effect of slenderness ratio, diffuser, pressure ratio and cold mass fraction on separation performance was analyzed and the result tallied with the simulation, which proved that this paper can provide theoretical and experimental basis for industry.

分析了基本结构参数长径比、阻涡器与操作参数压比、冷流率对分离性能的影响，实验数据与数值模拟分析结果吻合较好，为两相涡流管的工业应用提供了理论与实验依据。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。