对带振荡的快速上仰翼型的非定常分离流问题进行了计算研究。
The problem of unsteady separated flow of rapidly pitching airfoil with oscillating motion is computationally studied.
结果表明:机翼快速上仰时,随上仰速率增大最大升力系数增高,即动态升力效应更明显;
The experimental results show that the maximum lift coefficient Cy max and stall incidence are increased with increased pitch up rate, when the wing is rapidly pitching up.
上仰机械装置保证了风机在高风速下也能运转,并且会在不损坏电子或机械部件的情况下产生两倍于额定功率的电量。
The upward furling mechanism ensures the Lakota will not "Hide" from high winds but continue to put out up to two times its rated power without damage to its electrical or mechanical components.
u仰躺在重量训练椅座上,抓住杆子,双手所抓位置比肩稍宽。
Lie on a weight bench on your back. Grip the bar with hands slightly wider than shoulder-width apart.
在此基础上,研制成了一种5自由度的全位置焊接机器人,能对球罐内外纵缝、横缝及仰缝进行无导轨全自动焊接,达到了高效率、高质量、无人实时操作和低劳动强度。
Based on the above research work, an all-position welding robot with 5 degrees of freedom is developed to improve the automatic welding efficiency and quality of spherical tanks.
“我认为他们在巡视这所房子,”罗宾小声说,仰身躺在地毯上。
"I think they're patrolling the house," whispered Robin, lying on her back on the rug.
“我认为他们在巡视这所房子,”罗宾小声说,仰身躺在地毯上。
"I think they're patrolling the house," whispered Robin, lying on her back on the rug.
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