Exponential Function Method for Solving Point Reactor Neutron Kinetics Equations

A new numerical method of solving the point reactor neutron kinetics equations

一个新的求解点堆中子动力学方程组的数值方法

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Solution of Point Reactor Neutron Kinetics Equation Using Precise Time Integration Algorithm

反应堆时空动力学方程的解法研究应用精细时程积分法求解点堆中子动力学方程组

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The final result shows that this model of 3-D, two-neutron energy groups reactor kinetics computation is more accurate than the point model, thus it is suitable for analyzing the physics characteristics of reactor iodine well condition.

结果表明，用三维双群堆芯物理计算模型对碘坑下启动进行实时仿真，比采用点堆模型更能满足工程仿真的精度要求，适用于碘坑仿真计算。

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Olefins Hydroformylation on PPh_3 Modified Heterogeneous Catalyst in a Fixed-bed Reactor KINETICS OF HETEROGENEOUS EXCHANGE OF OXYGEN

PPh3修饰多相催化剂上的气态烯烃氢甲酰化研究异相同位素氧交换反应动力学方程

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Interpolation polynomial Approach to Reactor Kinetics Equations

求解反应堆动态方程的插值多项式法

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A new equation of space-time reactor kinetics

反应堆时空动力学的一个新方程

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The Semi-Analytical Solution for Point Reactor Kinetics

点堆动态方程的半解析解

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Recently in space& time reactor kinetics some generalization of A.

近来在反应堆时空动力学中对A。

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The research of improved quasi static method in reactor kinetics

改进准静态方法的研究

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The terms for the effects of the neutrons reflected back from outside the reactor are added as extra delayed neutron terms to the reactor kinetics equation.

在反应堆动力学方程中，考虑了堆体外反照中子效应，将其作为模拟缓发中子处理。

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The damage threshold of nodular cast iron increases with nodularity, but it is below the yield strength.

认为球墨铸铁存在损伤阈值，其大小随球化率提高而呈直线增大，但损伤阈值皆小于屈服强度；

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Results Mediastinal pleural involvement, circumferential pleural thickening, nodularity, irregularity of pleural contour, and infiltration of the chest wall and/ or diaphragm were most suggestive of a malignant cause on CT and MR images.

结果无论在CT或MRI图象上，纵隔胸膜受累、环绕形胸膜增厚，结节状、轮郭不规则以及胸壁和/或横膈受累等征象均强烈提示恶性胸膜病变。

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The metallurgic investigation indicates that nodularity exceeds 90% and the content of pearlite in alloy is about 95%.

冶金学研究表明合金球化率超过90%，珠光体含量约为95%。

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Sonic Testing Study of Nodularity and Matrix Structure In the Ductile-iron Axle Parts

音频法检测球铁轴类件球化率和基体组织的研究

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The significant good prognostic factors were young age, no nodularity or deformity, small size, and facial but non-midline location.

有意义的良好预后因子有年轻、小型病灶、无结节变化或造成周边变形、及脸上但不在中线的部位。

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It has tested nodularity and matrix& structure on the principle of sonic resonance.

依据音频共振原理检测了球化率和基体组织参量。

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By statistical analysis, the relationship between the matrix hardness of the high pearlite-containing nodular iron and its nodularity and pearlite content was investigated.

通过统计分析，研究了高珠光体含量球铁的基体硬度与球化率和珠光体含量的关系。

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The result showed that the Rockwell hardness of the high pearlite-containing nodular iron camshaft increased with increasing of its nodularity and pearlite content.

结果表明，高珠光体含量球铁凸轮轴的洛氏硬度随着球化率和珠光体含量的升高而增加。

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The results indicated that there was a definite relationship between the degree of nodularity of graphite and the ultrasonic velocity, but the influences of matrix structure on the ultrasonic velocity was not clear.

结果表明，石墨形状参数和超声波速度有着明显的对应关系，但是基体与超声波之间的影响则不明显。

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We are deeply grateful for what you have done for us since our arrival in your country.

对于我们抵达贵国后你们为我们所做的一切，我们深表感谢。

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