介绍了基于J2EE平台的三层模型设计，并注重研究了导航引擎的设计与实现。
The three levels model based on J2EE platform is introduced, of which more emphasis on design and realization of the navigating engine is given.
春天一直站在研究开发的前沿，并注重核心技术开发。
Spring has been at the forefront of research and development and focus on core technology development.
研究方法：（1）资料收集法：以古代中医文献为主，现代医学文献为辅，并注重二者的结合与认证。
Methods: 1. Date collection: Collecting ancient TCM literatures with some modern literatures as the subsidiary, and putting stress on combination and mutual attestation.
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