Monte-Carlo Simulation for Correction Factors and Detection Response of~ ( 238) U Fission Chamber ~(238)U裂变电离室修正因子及探测响应的蒙特卡罗模拟计算
Comprehensive Promotion and Influential Factors of Household's Health in Rural Areas& Based on the Comprehensive Relationship Test of Linear and "U" Shape 农村家庭健康的影响因素与全面促进&基于线性与U型关系检验的综合考察
By using this package, the 63-group multigroup constants working file MC is generated and interconnected with the nuclear engineering criticality safety Monte Carlo NEMCS program. By which the effective multiplication factors of Pu and U systems are calculated, the primary results are satisfied. 利用这个程序包产生了63群多群常数工作库MC,将它与核工程临界安全计算MonteCarlo程序NEMCS相联接,并计算了Pu和U系统的有效增殖因数,取得了初步满意的结果。
Analysis of springback factors for U-bending hot-rolled metal sheet parts 热轧钢U形件弯曲回弹影响因素的分析
Calculation of free bending for U-type parts and analysis of influence factors U形件自由弯曲力的计算及影响因素分析
The non-monotonic compression factors such as compression coefficient ratio a_e/ a_v, load ratio q_l/ q_u, rate of loading and that of unloading, all have significant influence on the consolidation behavior. 压缩系数比ae/av、荷载比ql/qu、加载和卸载速率等非单调压缩因素对地基的固结性状均有明显影响。
In this paper, we have the study of metallogenetic characteristics, controlling factors and metallogenetic rule of sandstone U deposit of ancient river bed and the analysis of metallogenetic conditions and ore prospecting potentiality of U in the basin. 本文研究古河道砂岩型铀矿化特征、控制因素和成矿规律,分析盆地铀成矿条件和找矿前景。
The dependence of the field enhancement factor and the emitted current upon geometrical factors are discussed. 给出了电场强度和发射电流与几何因子的关系及I-U特性曲线。
Overall analysis was made of different factors influencing material temperature in extruding process of PVC-U pipes and their relationships. A further study was made of the effects of extruder and rotational speed of feeder on material temperature. Methods to control material temperature during processing were determined. 本文全面分析了PVCU挤出过程中影响物料温度的各种因素及其之间的关系,深入研究了挤出机、供料机转速对物料温度的影响,明确了加工生产中控制物料温度的途径和方法。
Refined allocations of the assemblies to high-and low-enrichment zones were used to reduce the power peaking factors of the Accelerator-Driven Sub-critical Fast Reactor ( ADSFR) loaded with ( U, Pu, Np, Am, Cm) O_2 fuel elements. 为了降低以(U、Pu、Np、Am、Cm)O2为燃料的加速器驱动次临界快堆(ADSFR)堆芯径的功率峰因子,将堆芯精细地分为燃料高、低富集度区。
Various factors which affect the intercritical hardening process of U shaped steel have been studied. 对影响U型钢亚温淬火工艺的各因素进行了试验。
This paper presents an overview of the fundamentals, techniques, influencing factors, and applications of the apatite ( U-Th)/ He dating method. 本文阐述了磷灰石(UTh)/He定年技术的基本原理和方法、影响因素以及该技术在地质研究中的应用。
Based on experiment results, the effect factors of the fluid column oscillation in a U type pipe are analyzed, and the measures to obtaining good demonstration effect are presented. 根据实验结果,分析了影响U型管中液柱振动的各种因素,给出了获得好的演示效果的改进措施。
There was U-shaped curve relationship between ambulatory diastolic blood pressure after treatment and CVD events rates, namely, when diastolic blood pressure was less than 70 mmHg, CVD events significantly increased. This relationship still existed even after adjusted the other factors. 治疗后的高血压患者动态舒张压与心血管事件之间存在U形曲线关系,即当舒张压<70mmHg时心血管发病危险反而明显增加,这种关系即使在调整了其地因素以后仍然独立存在。
In this paper, the spring back mechanism and its influencing factors of U shaped parts in bend forming are introduced. 介绍了U形件弯曲成形中回弹的机理和影响因素。
The factors, such as volumetric weight, the cohesion, the friction angle, the pore pressure ratio, earthquake intensity, slope ratio and the height of slope, which control and affect the stability of loess high slope were analyzed. 在此基础上,分析了影响黄土高边坡稳定性的因素,包括土体的容重γ、粘聚力c、内摩擦角φ、孔隙水压力比γu,地震烈度,边坡坡比和边坡高度H。
The Factors in Learning-Innovation System of U/ I Collaboration and Its Function Relation Model U/I协同学习-创新系统的要素及其函数关系模型
The conclusion is arrived that outer diameter and buried depth are pivotal factors. 得出顶管中心埋深h、顶管外半径Ru是影响水平、竖向位移的最关键因素的结论。
Additionally, by using the numerical examination method, the affects of the factors such as the max velocity u max, the shear velocity u, and Karman constant κ on the location of the maximum turbulence intensity along depth are analyzed. 利用数值实验方法,分析了水流最大流速、摩阻流速及卡曼常数对紊动强度最大值出现位置的影响。
The annual dose conversion factors of gross a count rate and their errors for arbitrary Th and U contents and the Th/ U weight ratio covering the entire range 0 ≤ Th/ U ≤∞ were calculated. 研究了在任意Th、U含量和Th-U比覆盖整个范围(即0≤Th/U≤∝)时总α计数率对年剂量的转换因子及其误差。
Under the condition of ignore the secondary factors, the equivalent magnetic circuit of large air gap U magnetic core is given in this paper. And achieve the relationship among coupling coefficient, magnetic flux and magnetic resistance. 在忽略次要因素的前提下,给出了大气隙U型磁芯等效磁路,并通过分析得到了耦合系数与磁通和磁阻间的关系。
First of all, choosing study object, summarizing theories about housing security level and its affecting factors, specifically including social security theory, housing security theory, step consumption theory on housing, supply-demand theory and inverted U curve theory in real estate development. 首先界定研究对象、总结并梳理了与住房保障水平和住房保障水平影响因素有关的理论,具体包括社会保障理论、住房保障理论、住房梯度消费理论、供需理论以及房地产发展倒U曲线理论。
The technology adoption rates and impact factors display the linearity relationship or "U" type relationship. 影响形式为技术采用率与影响因素呈现线性关系或者U型关系。