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The model is tested by a typical die-cavity roughing, and shortening machining time and balancing cutting-load can be attained. 通過典型模具型腔的粗加工試騐騐証，証明該進(jìn)給率優(yōu)化策略不僅可以縮短加工時(shí)間，而且可以使加工載荷均勻。