经过分析论证得出的结论是：研究GIS空间分析、模型分析和基础数据的获取技术是今后努力的方向。
After analysis, it is concluded that GIS spatial analysis, GIS model analysis and the acquisition technique for basic data is the researching direction.
针对某重型燃气轮机放气系统放气活门在结构设计上存在的问题，经过分析和论证，提出了改进方案，通过计算验证了该方案可以实施。
Some improvements were presented by analyzing and demonstrating for the structural design deficiency of the bleed valve of a heavy duty gas turbine bleed system.
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