中高速柴油机曲轴锻件RR弯曲镦锻工装的模式化设计
중고속시유궤곡축단건RR만곡대단공장적모식화설계
The Modularization Design for the RR Bending and Upsetting Tool Setup of the Crankshaft Forging Used for Medium and High Speed Diesel Engine
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