semi-precision forging die 半精锻模
closed precision die forging 闭式精锻
isothermal precision die forging 等温精密模锻
precision die forging technology 精锻工艺方案
precision cast hot-forging die steel 精铸热锻模具钢
The working process and character of the designed cold precision forging die for bevel gear was analyzed.
对该冷精锻模的工作过程、特点等进行了分析。
Since the structure of blade is complex and the forming precision is very high, the precision forging die becomes one of the advanced technologies used in aeroengine manufacture.
叶片形状复杂，零件成形精度高，采用精锻技术生产叶片是航空发动机生产企业采用的先进制造方法之一。
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