By forecasting Chinese air traffic involving the freight turnover,the number of passengers and the volume of air cargo with the monthly and seasonal data,the Holt-Winters method and ARIMA method have been evaluated.
通过对中国航空运输业务总周转量、客运量、货邮运量的月度和季度数据的预测分析,评价了Holt-Winters法和ARIMA方法在航空业务量季节性预测中的预测效果。
Research and Application of Aviation Precise Instrument Oil;
航空精密仪表油的研究与应用
The symbolic landmarks in the development of aviation oxygen supply equipment and protection physiology;
航空供氧装备与防护生理学的发展历程
Research on temperature field of powder metallurgy aviation brake assemblage;
粉末冶金航空刹车副温度场的研究
Prospects of application and development of friction stir welding in aerospace and aviation industry;
搅拌摩擦焊在航空航天工业的应用发展现状与前景
The precision forging of titanium alloy for aerospace with good surface quality, precise measurements and stable properties,was successfully manufactured by isothermal forging process,utilizing the superplasticity of titanium alloy under the given conditions.
采用等温锻造工艺,利用钛合金在一定条件下具有超塑性的特点,成功生产出表面质量好,尺寸精确、性能稳定可靠的航空用钛合金精密锻件。
Because of their excellent high specific strength and corrosion resistance,titanium alloys are widely used in aerospace industry.
钛合金以其比强度高、耐腐蚀性好等特点在航空航天领域得到了广泛的应用。
Initiated by American airlines in the 1980s,the airline revenue management has been successfully carrying out and highly valued and utilized rapidly by European airlines.
收益管理于20世纪80年代在美国航空业界兴起,获得了极大的成功,并迅速被欧洲各航空公司采用,现已在全世界的航空公司得到了普及应用,收益管理系统已经成为航空公司的盈利利器。
Chunqiu airline acquired great success depending on self-developing e-commerce system due to the accumulation of ten years IT talent,long-term training of computer information,and innovative corporate culture.
春秋航空依靠自主研发的电子商务系统,获得极大的商业成功。