预锻 meaning in English

blocker forging
breakdown
dummying
pre-form

Aerospace series ; steel ; forging stock and forgings ; technical specification ; part 3 : pre - production and production forgings ; german version en 2157 - 3 : 1993
航空航天.钢.锻坯和锻件.交货技术条件.第3部分:预锻
According to the requirement of die designing , the die parting face and the gutter is designed . by boolean calculation , the blocker , finisher , cut - off die and stripper are generated
根据锻模设计要求，设计了分模面、毛边槽，通过布尔运算，生成了预锻模、终锻模、切边模实体和卸料板。