The dynamic mathematical model of heat exchangers was established by using the lumped parameter method, especially the theory of the equilibrium surface "continuous method" of analysing the static and dynamic characteristics of heat exchangers was introduced.
利用参数集结法建立了板翅式热交换器的动态数学模型,特点是引入平衡面“连续法”分析热交换器静、动态特性。
According to the firing rules which fully consider the specialty and stability of logic circuits,gate function sets and effectual hypotheses were introduced in the mode.
该模型在有色Petri网的基础上对逻辑电路的拓扑结构和动态运行过程进行了形式化描述,给出了逻辑电路与CCPN的映射关系,引入了受控门函数集,并按照充分考虑逻辑电路特殊性和稳定性的激发规则,加入了有效的约定,较好地解决了逻辑电路仿真过程中电路拓扑结构难以有效描述的问题。
A less primitive matrices has the same exponent set;
一个有同样指数集的更小本原矩阵类的简单证明
The exponent set of this class of digraphs was also determined.
并且确定了相应的指数集。
Li Yuqi had obtained exponent set E + n={2,3,…,2n-2} of non symmetrical n order primitive matrices, of which diagonal element has at teast a pair of nonzero symmetric elements.
李毓祁在《数学学报》上得到对角元非零至少有一对非零对称元 ,但非对称的 n阶本原短阵的指数集 E+n ={ 2 ,3,… ,2 n- 2 } 。
Some classes of exponent sets of symmetric primitive matrix with trace nonzero;
正对角元的对称本原矩阵的本原指数集
If(n+1)/2<d<n, then S~(En;d)={1,2,…,n-1},for some types exponent sets of primitive matrices and the exponent sets of symmetric primitive containing d loops.
利用代数图论的方法和技巧刻划了几类一般本原矩阵和对称本原矩阵的指数集。
264/AVC, such as parameter collection, FMO, redundancy technology, and analyses the features and compares the applied methods.
264/AVC标准中主要使用的三种新型抗误码技术,即参数集、灵活的宏块排列次序(FMO)和冗余片技术,并分析了这三种技术的特点并对其应用方法进行了研究。