With traditional theory of loss distribution, the goodness of fit of the property loss distribution model depends on the choice of the experience distribution function and parameters.
依赖传统的损失分布理论，财产损失分布模型拟合的优劣往往取决于经验分布函数的选择和参数的确定。
According to the perturbation theory, a distribution law of matrix element in secular equation is discovered in degenerate state and wave function property of the hydrogen atom.
根据简并态微扰理论和氢原子波函数的性质，得到久期方程中微扰矩阵元的分布规律。
The specific distribution function of a relativistic kinetic system is given and its Lorentz scalar property is proved. A relativistic generalized Liouville equation is established.
给出了相对论荷电粒子体系的分布函数，并证明了它的洛伦兹标量性质；建立了推广的刘维尔方程并证明了它的协变性。
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