Having the aid of position coordinate of reference separation point, the point can be moved to outlet of vane by changing coefficient of vane shape.
借助于分离参考点的位置坐标，通过改变叶片形状系数，能有效地使分离参考点移向叶片出口端。
The nozzle vane is difficult to be cast due to its large size and complicated shape.
由于该叶片尺寸大、形状复杂，给铸造工艺带来很大难度。
The nozzle vane is difficult to be cast due to its large size and complicated shape.
由于该叶片尺寸大、形状复杂，给铸造工艺带来很大难度。
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