Under the same impeller outlet speed, the flow speed of blade diffuser is faster than the vaneless one. The average flow field at impeller outlet trends to uniform.
在相同叶轮出口速度下，叶片扩压器比无叶扩压器中气流速度下降迅速，叶轮出口处平均流场趋于均匀。
Sharp blade key: hand must keep horizontal motion, force must be uniform and owner. on back must be straight or round straight, nearly edge department can not have a little hunchback.
刀刃锋利的关键所在：手必须保持水平运动，力必须均匀，刀背必须保持平直或圆直，近刃口部不得有一点驼背。
Flatness, bevels, and finishes are to be uniform. Blade surfaces must be free from scratches.
平面、斜角及抛光是一个统一体，刀的表面不得有划痕。
Compared to the channel with uniform section area, those with various section areas are much similar to the internal cooling structure of the turbine blade.
与等截面回转通道相比较，变截面通道更接近叶片内冷通道原型。
These results were compared with those achieved using the traditional method of designing the uniform allowance for machining to turbine blade. The results sh…
分析表明，新工艺与传统的余量设计方法相比有诸多优点，为该新工艺的工业化应用奠定了理论基础。
These results were compared with those achieved using the traditional method of designing the uniform allowance for machining to turbine blade. The results sh…
分析表明，新工艺与传统的余量设计方法相比有诸多优点，为该新工艺的工业化应用奠定了理论基础。
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