采用该系统对叶片精锻过程进行了三维反向模拟，获得了叶片叶身部分合理的预成形毛坯形状。

The blade precision forging process is simulated by the backward simulation system, and the reasonable preformed billet shape of blade body is obtained.

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介绍某些扭叶片叶身的成型规律及铣削原理。分析了成形铣削时存在的原理误差，提出了减少这类误差的办法。

Profiling patterns and milling principles of some twisted blades are presented together with a discussion on inherent fundamental machining errors. Ways of confining these errors are proposed.

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介绍了汽轮机动叶片叶身平均对流换热表面传热系数和叶片流道下壁面对流换热表面传热系数的计算方法和计算公式。

Method and formulae for calculating the mean forced convection heat-transfer coefficient of the blade surface, as well as for the blade passage's bottom wall, are introduced.

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