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概述了国外一些主要叶片生产厂家的叶片锻造技术，指出了叶片锻造工艺已从有余量模锻发展到少余量或无余量精锻。
The blade forging technology of some major foreign blade manufacturers is summarized, and it is pointed out that the forging process of the blade has been developed from a surplus amount of forging to a few or no amount of precision forging.