拔模斜度 meaning in English

[冶金学] pattern draft

Upper and lower liftout design , low pattern drawing pitch , save forging materials
3 .采用上下顶料设计，拔模斜度减小，节约锻材。
Steel forgings ; design of drop and press forgings ; machining allowances , drafts , edge radii , fillet radii , base thicknesses , wall thicknesses , rib widths , and rib radii
钢锻件.落锻和压锻设计.第2部分:加工余量拔模斜度