Therefore research of flight segment volume forecasting is necessary.

因此航段运量预测的研究是非常必要的。

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The flight segment volume is influenced by many kinds of factors, such as the region economy, geography, tourism and the season and so on.

航段运量受到区域经济、地理、旅游和季节等多种因素的影响，单一预测模型无法适用于所有航段。

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The Doppler Radar data fitting method of the first flight segment trajectory in a free flight test of rocket assisted and base bleed projectiles was presented.

提出了复合增程弹起始飞行段弹道多普勒雷达数据拟合方法。

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The five-segment booster is intended to power the early flight phase of Nasa's proposed Ares 1 launch vehicle - its replacement for the space shuttle.

BBC: Test ignition for 'Moon rocket'

The agreement that I signed says that NASA withdraws their objection to my flight and will give me limited access to the American segment of ISS in exchange for certain waivers that I was willing to agree to.

CNN: Web exclusive: Preflight interview with Tito