We analyze the present situation and question of ca construction in our country, discuss how to solve these questions and forecast the future research direction on PKI and the ca construction.
分析研究了我国CA建设的现状以及存在的问题，讨论了解决这些问题的方向，同时展望了PK I建设与CA构建继续研究的方向。
In view of these characteristics and the work system in teaching present situation, the teaching strategy question, has made the quite thorough discussion and the research.
针对这些特点及作业系统在教学中的现状，就教学的策略问题，作了比较深入的探讨和研究。
And the present research situation of preparation under low temperature was reviewed with regard to the key question of FGM, that is to say the forming techniques.
同时针对功能梯度材料研究的核心问题——材料合成技术，综述了低温制备工艺研究现状。
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