shell model造句
例句与造句
- Reflection asymmetric shell model for octupole nuclei
八极形变核的反射不对称壳模型描述 - Mrs mayer and shell model of the atomic nucleus
迈耶夫人与核壳层模型 - The level scheme of spin - orbit coupling shell model was calculated
计算了自旋轨道耦合壳模型( spin - orbitcouplingshellmodel )的能级图。 - Then , three methods of diagonalization in quantum mechanics and calculation of shell model were discussed
接着讨论了量子力学中的对角化方法的分类和壳模型的计算。 - Study of the ground state structure of the four hypernuclei abstract in past fifty years , various hypernucleus have been researched with the shell model and the a cluster model
在将近五十年的超核研究中，人们用壳模型和集团模型研究了各种超核。 - It's difficult to find shell model in a sentence. 用shell model造句挺难的
- As special topic , we discussed cranking shell model , bcs method of pairing force , spin assignment of rotational spectra and inertia analysis and new development of identical bands
简要地讨论了推转壳模型，对力的bcs方法，转动谱自旋指定和转动惯量分析和全同带研究进展。 - Corresponding programmes made by matlab language analysis several shell models and the results prove that the above control strategies are effective for double - layer cylindrical lattice shells
利用matlab语言编制的程序对这两种控制策略进行了理论分析，理论分析结果证明这两种控制策略减震效果较好。 - Most of researches were focused on the ground binding energies foe a = 5 - 17 with the same potential in the shell model , that some of the computation were consistent with their experimental values , others below the lower limit of them and others beyond the higher limit
在壳模型中，用统一的相互作用势研究了核子数a = 5 - 17的超核的基态结合能，有部分超核计算值拟合实验值，有的偏离较大。 - Basd on the thin - shell model and the character of the ionospheric incline , with the method of numeric simulation , we have studied the error of ionospheric incline , and have got the result that it ' s requisite to consider slant of ionospheric layer
摘要在考虑电离层薄层倾斜的基础上，数值模拟、分析了电离层倾斜带来的电离层附加时延相对不考虑电离层倾斜的偏差，从而说明了在电离层倾斜地区消除电离层倾斜的必要性。 - Finally , shaking table experiments are carriod out , in which input several different character seismic waves with different acceleration peak value on several states of the shell model . the experimental results prove the theory research to be correct and show that the control strategy raised in this thesis is effective and feasible
最后，进行了双层柱面网壳的被动控制减震试验，对于网壳在替换不同杆件数量、位置和输入不同加速度峰值的不同频谱特性的地震波下的地震反应进行了上百种工况的振动台试验。 - Since the magic number 28 , which is the first that requires the introduction of a strong spin - orbit interaction belongs to the if2p shell in the nuclear shell model . so the nuclei in the if2p shell have been a research hotspot in nuclear physics . the doubly odd nucleus 64cu which is also in the if2p shell has been the subject of many experimental investigations previously via various type of nuclear reaction such as 64ni ( p , ny ) and its excitation leveles have been already studied to about 8 mev
放射性核素~ ( 64 ) cu是奇奇核，属于1f 、 2p壳层，而在原子核壳模型中，第一个需要引入强自旋-轨道藕合才能出现的幻数就在1f 、 2p ? ?壳层，因此if 、 zp壳层一直是核物理领域的研究热点，近三、四十年来使用了各种不同类型核反应例如‘ 4ni … ， fly ）等反应，对‘ ll激发态性质进行了广泛的研究，其激发能级已到了smev左右。 - In this thesis , the basal theory of the nuclear structure were firstly and systemically described , the background and the application of the liquid - drop model , feimi - gas model , shell model and collective movement model were meticulously concluded and summarized . on the one hand , we not only pointed out their success , as well as their important effects on developing the nuclear theory and setting up the integrated nuclear theory system , but also pointed out their deficiencies
本文首先对原子核结构的基本理论进行了系统的描述，对液滴模型、费米气体模型、壳模型、集体模型等的背景以及它们的应用作了细致而又简明的归纳和总结，一方面指出了这些模型的成功之处，以及这些模型在发展原子核理论并建立完整的原子核理论体系中的重要作用，同时也指出了它们的局限性。 - Soil springs are used around the pipe including vertical , lateral and axial soil springs to consider the interaction between the pipeline and the surrounding soil . the pipe segment near fault that usually suffers large deformation is modeled with a plastic shell element in order to consider the effect of local buckling and section deformation . to reduce the calculating time of the whole model , an equivalent spring proposed by the author is applied at two ends of the shell model
为了解决现有的壳单元方法需要大量计算机时的缺点，本论文首次从理论上把离断层较远管土之间相对变形较小的管子直线段部分的变形等效为一个非线性弹簧，将此等效边界引入到有限元模型中，使得模型中的壳单元部分主要用来分析我们所感兴趣的在断层附近发生大变形的管段，从而达到节约计算时间的目的。 - Abstract : having been finished the design of squeeze casting machine shell model , it provides design key points of squeeze casting model with slant slide parts , researches the technology about the product and optimizes the parameters of technoloy and model structure . the results are suitable for similar squeeze casting of parts
文摘:通过对机座挤压铸造模具的设计，给出了斜滑块挤铸模的设计要点，研究了制件的工艺过程，对工艺参数和模具结构参数进行了优化，研究结果可供类似零件的挤压铸造所借鉴 - And the result matches the expected value well . on basis of that , a double - layer cylindrical lattice shell model is made for further shaking table experiment research . the frequency and the damp radio e , of the shell are tested before that , aiming to checkout the difference between the experimental model and the theoretical model
为验证上述被动控制理论的正确性，加工了跨度为2 . 8米，长度为2 . 9米的双层柱面网壳振动台试验模型，设计并制作了4个用于替换网壳下弦杆的孔隙式粘滞性阻尼杆，并对其阻尼性能进行了测试试验。
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