系统经一个暂态过程后达到一个临界态，其雪崩大小的概率统计分布服从幂次规律。
After a short transient time, the system reaches a critical steady state in which avalanches of activity are distributed according to power-law.
讨论了第一临界情形下的平面三次系统高次奇点的局部拓朴结构，并给出利用多项式系数的判断准则。
This paper discuss the locally topological structure of higher order singular point for the plane cubic system in the first critical case and give a criterion by the coefficients of polynomials.
在加速器驱动的次临界核能系统(简称ads)的研究中，中子散裂靶的散热是一个重要的课题。
For the study of Accelerator Driven sub critical System (ADS), the heat transfer of spallation neutron target is an important issue.
运用临界点理论中的极小、极大方法得到一类超二次哈密顿系统的周期解的存在性的存在性定理。
Some solvability conditions of periodic solutions are obtained for a class of first order(superquadratic) non-autonomous Hamiltonian systems in light of the minimax methods of critical point theory.
对(次)硬梁-软半空间系统，梁的波速不再是临界速度，但也存在一个最小临界速度。
For (sub -) stiff beam-soft half space systems, wave speeds in beam are not critical any longer, but there is still a minimum critical velocity.
在这个系统的中心圆洞中放置一枚次临界的球形可裂变物质。
In a hole in the center of this system is placed a subcritical sphere of fissionable material.
讨论了第一临界情形下的平面三次系统高次奇点的局部拓朴结构，并给出利用多项式系数的判断准则。
The locally topological structure of higher order singular point for the plane quartic system in the first critical case is discussed, and a criteria by the coefficients of polynomials is given.
讨论了第一临界情形下的平面三次系统高次奇点的局部拓朴结构，并给出利用多项式系数的判断准则。
The locally topological structure of higher order singular point for the plane quartic system in the first critical case is discussed, and a criteria by the coefficients of polynomials is given.
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