等价的

A numerical method is gived to distinguish that a Petri net is a time charac-teristic nets or not.The time characteristics of transmit are discussed and the density formula of transmit is given. stochastic petri nets ; time characteristic ; distractive matte

一般情况下，随机Petri网现有的分析方法大多是假定变迁的发射时间服从负指数分布，然后将网标识过程等价于连续参数马尔可夫过程，然后利用求解马尔可夫过程的一套数学方法来分析Petri网的时间特

As the spectra of graphs have quite a few applicationsin quantum chemistry,electrical network theory and oscillation theory,particularly since the moment when the fact was discovered that the well-knownHückel molecular orbital theoryis fully equivalent to spectral graphtheory,it draws many attentions.

由于图的谱在量子化学、电网络与振动理论中有着诸多的应用，特别是著名的Hückel分子轨道理论与图谱理论完全等价这一事实被揭示之后，图谱理论受到了广泛的关注。

The invention can effectively avoid that in an MPLS network not supporting equipollence routing, FTN are repeatedly added for FEC of the next-hop taking the identical address at an LSR where conversation is established at a LSR configured with the identical address.

本发明可以有效避免在不支持等价路由的MPLS网络中，在与配置了相同地址的LSR建立会话的LSR上面，对于以该相同地址为下一跳的FEC重复添加FTN。

Around TLDM, we discuss the definition, representation, calculation and reasoning of their relationships in two-dimensional space. TLDM also considers map design and spatial analysis based on equivalence class.

为此，本文提出并实现了一个面向对象的三级地图数据模型TLDM，并围绕该模型讨论了二维平面上地图对象以及空间关系的定义、表示、计算和推理、地图的构造和输出以及基于等价类的空间分析等。

To solve this problem,the equivalence relation of rough set theory is replaced by an asymmetrical similar relation,and from this relation,an asymmetrical similar matrix is defined,then a new heuristic algorithm with less space complexity that require core and knowledge reduction based on asymmetrical similar matrix is proposed,and an example is given to confirm the validity of the algorithm.

用非对称相似关系代替粗糙集理论中的等价关系，定义了非对称相似差别矩阵，提出了基于非对称相似差别矩阵的高效求核和知识约简算法。该算法无需改变初始不完备信息系统的结构，能直接处理缺省数据。实验结果表明，新算法所获得的决策规则简洁、高效，与缺省值无关。

The amount of water depends on the water equivalency factor of the Reagent and on the method of endpoint determination.

水的数量是由水与卡尔试剂的等价因子和终点判断的方法决定的。

The fact that solution of wave equation is equivalent to the extreme value of quadratic function solution was verified, and the existence and uniqueness of the quadratic function solution was also proved.

证明了波动方程的解和二次泛函极值解的等价性，以及二次泛函极值解的存在唯一性，为其在液压传动中流体瞬变分析的进一步应用提供了理论依据。

According to the model, the reasons for electric nonlinearity for sensitivity is analyzed. This paper points out that the equivalent functions of nonlinear resistors in the circuit can be simulated by a voltage-controlled source and its expansion function, showing the behavior of electric nonlinearity for sensitivity.

依据此理论模型，对灵敏度电压非线性现象的成因进行了理论分析，并利用其中受电压控制的电压源及其扩展功能来模拟非线性扩散电阻在电路的等价作用，进而显示出压力传感器灵敏度电压非线性的成因。

In this paper,first we give the definition of solution of inverse problem of Fuzzy equivalent matrix as transitive closure,then we prove existence of the solution and give the specific method of finding the solution.

给出了Fuzzy 等价矩阵作为传递闭包逆问题的解的定义，证明了其解的存在性，并给出了求解的具体方

In this paper, we obtain some equivalent characterizations of a perfect paracompact space under the condition T1 regular. By using the one of them, an equivalent proposition on the countable product is proved.

本文在T1正则的条件下得到了完全仿紧空间的一些等价刻画，并利用所得到的刻画证明了这类空间的一个可数乘积定理。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。