upper blade

But some of the features from the upper part of the body, including the shoulder blade and arms are more ape-like.

但上半身的一些特徵，包括肩胛骨和胳膊更象猿。

PIV ( Particle Image Velocimetry ) measurement reveals the velocity field on the upper surface of the blade.

实验手段显示出叶片上表面速度场.

The upper arm joins the shoulder blade in an approximate right angle.

上臂以适当的直角与肩胛连接.

The upper blade is connected with the lower blade through a pin shaft and a chute.

上叶片与下叶片通过销轴和滑槽连接。

In comparison with these of the straight cascade the blade positively curving reduces the quantity of the critical points, eliminates the upper passage vortex, and transform the closed separated flow of the secondary vortex along the blade tip suction side into the open separated flow.

与直叶栅比较，叶片正弯明显减少了壁面与横截面流场中奇点的数量，消除了上通道涡，并使叶顶吸力边的二次涡分离流动由闭式分离转变为开式分离。