homogeneous ray

The previously published uniform deterministic discrete method is applied to evaluating the direct exchange areas for a complex geometrical enclosure with partipating media,and the interests of shelters within the enclosure are considered.

用均匀离散射线法计算了二维分段、几何形状复杂（内含遮蔽效应）、及有非均质参与的复杂系统的直接交换面积。

The uniform deterministic discrete method (UDDM) is used to compute the direct exchange areas of zonal analysis in a complex enclosure with participating medium.

实现了用均匀离散射线法计算二维复杂炉型内有非均质参与的辐射直接交换面积。

In this paper, the uniform deterministic discrete method (UDDM) is combined with wide band model to calculate the total radiative exchange areas in a two-dimensional enclosure filled with nongray gas.

非灰气体中辐射全交换面积的均匀离散射线法聂宇宏，李本文，陈海耿，陶文铨（东北大学热能工程系沈阳１１０００６）（西安交通大学能源与动力工程学院西安７１００４９）关键词非灰气体，辐射全交换面积，ＭｏｎｔｅＣａｒｌｏ法，均匀离散射线法１引言吸收一发射性气体。

In this paper,through theoretic analysis and simulation we found some principles in hash table lookup performance under uniform and non-uniform mapping of key to hash table address.

该文采用理论分析和仿真的方法研究了在均匀映射和非均匀映射情况下,哈希查表性能的一些规律,对于具体应用具有一定的指导作用。