The strut has a positive angle when the prop shaft points upwards towards the water surface.

高视阔步有一个正面角度当支柱轴指向向上往水表面。

youdao

The conventional tail must be at a negative Angle of attack, and the canard tail at a positive Angle.

通常的尾翼必须处于负迎角，而鸭式尾翼则为正迎角。

youdao

If the Angle is positive — - I call this a positive Angle — then the average velocity is positive but if I have a negative Angle then the average velocity would be negative.

如果角度为正的话…，这是我选的正方向-，那么平均速度也为正，可是如果角度为负，则平均速度也自然为负。

youdao

The independent newspaper, Nezavisimaya Gazeta looks for a positive angle on what may yet prove to be a human disaster.

BBC: Russian media asks 'What happened?'

They had rested a number of key players but while the papers might have hinted such competition was not ideal preparation for the second Test, I look at it from a more positive angle.

BBC: SPORT | Cricket | First win provides timely boost

It can mean that of course, but: a bullish investor who can make a case for a positive future catalyst could also take the contrarian angle and recognize that there is lots of room for upside since the stock is presently so out of favor.

FORBES: Connect