The wing sails with 3.1 percentage of essential wing area have observable efficiency in reducing induced drag. The factors of the induced drag were reduced by 20 percent.
总面积为3．1％基本翼面积的翼尖帆片对减少诱导阻力具有明显效果，诱导阻力因子减小20％左右。
The wing sails with 3.1 percentage of essential wing area have observable efficiency in reducing induced drag. The factors of the induced drag were reduced by 20 percent.
总面积为3．1％基本翼面积的翼尖帆片对减少诱导阻力具有明显效果，诱导阻力因子减小20％左右。
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