The workflow model is defined as the grid resource, and described according to the grid resource definition. The workflow-collaboration is implemented from the grid base level.
定义工作流模型资源为网格资源，并遵照网格资源描述的规范描述工作流模型资源，实现从网格基础设施资源层支持协同工作流；
The principles of selecting the type, methods, system structure, representation of expert knowledges, design and inference model of a knowledge base and spread of level are discussed.
阐述了该系统的选型原理、方法、系统结构、专家知识表示、知识库设计以及推理模式和可信度传播等问题。
The model of Three-level search and rescue site layout is described, and the important role that the integrated search and rescue base plays is highlighted.
对搜救站点三层次布置模式进行了描述，突出长江干线搜救综合基地在搜救中的关键作用。
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