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In order to solve the parallel algorithm for Petri nets system with concurrent function, to realize the parallel control and execution of the Petri nets, the Petri nets parallel subnets conditions were proposed, that provides the theory basis for judging P- invariant whether was the parallel subnet. Firstly, we according to the concurrent character of Petri net model, to analyze the parallelism of...
The progress of internet and communication technology has called for changes in College English teaching mode. The traditional teacher centered method can't keep up with the society. The 21st century needs people who are autonomous learners. Consequently, teachers have the responsibility to implement internet and communication technology into their teaching and involve developing student's learning...
In order to meet the requirements of elitist cultivation under the condition of information technology rapid develops, the system and mode of modern education, especially higher education must be innovated. With the wide application of Internet and multimedia, Internet-based network teaching is now impacting and changing the traditional teaching mode and become a new teaching mode. The excellent educational...
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