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中国通用航空:问题、原因及对策 总被引:2,自引:0,他引:2
General aviation, which is playing a more and more important role in national economy and national defense, is one of the three pillars in aviation industry. As one kind of aircrafts, the number and function of general aviation aircraft far exceeds those of civilian aircraft and military aircraft. The paper briefly analyzes the problems and the relevant reasons in the development of general aviation in China, and proposes some solutions in respond. 相似文献
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介绍了热风炉炉壳的设计内容和炉壳厚度的确定方法,阐述了热风炉炉壳晶间应力腐蚀问题及防止措施.对热风炉炉壳的改造设计必须进行的可靠性鉴定及抗震鉴定的程序的内容作了介绍,并简要分析了本钢既有10号热风炉的鉴定结果。 相似文献
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