This article discusses the hybrid system model of each layer and gives a detail description for the process layer. Petri net approaches are presented to model chemical control hybrid system.
论文分别讨论了各层混杂系统的模型形式，特别对过程控制层混杂系统模型进行了详细的描述。
This paper introduces the main retrieval approaches to the resource of English language and literature on the Internet, as well as some of the important net resource.
论文介绍了在因特网上检索英语语言文学信息的主要途径，以及英语语言文学方面的重要网络资源。
The process characteristics of S-Net, a kind of structure-simple Petri net, are analyzed firstly with details, and the approaches to ob.
文中首先考察结构简单的S-网的进程行为，给出各种类型的S-网的进程表达式的描述方法。
Basic techniques of engineering economics, including net present value analysis, life-cycle costing, benefit-cost analysis, and other approaches to project evaluation are among the topics covered.
工程经济学的基本方法，包括净现值分析法、寿命周期成本法、收益-成本分析法和其它项目评估方法。
The RBF nerve network is one kind partial approaches network and the question has the only determination solution, moreover, the BP net often meets the partial minimum problem.
另外，R BF神经网络是一种局部逼近网络，问题有唯一确定的解，不存在BP网中所遇到的局部极小值问题。
NET provides two approaches for including client capabilities.
NET提供了两种方法用来包括客户端功能。
NET provides two approaches for including client capabilities.
NET提供了两种方法用来包括客户端功能。
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