请大家爱护及保护我们来之不易的飞行场地。

Please take care of our hard-won space flight.

youdao

本文建立了飞行场地位置优化设计的数学模型并提出了其求解的最优化方法。

This article introduces the mathematical model of optimal design about airfields position and the mathematical method of seeking its optimal solution.

youdao

如欲体验滑翔伞飞行，请与起飞场地的教练李铁民联系。费用是每人300元。

Please contact Li Tiemin, coach on take-off venue when you want to experience paragliding flight. The cost is 300RMB per person.

youdao