parting line

• 分型线,模缝线

parting line的用法和样例：

例句

1. The optimization parting direction was determined after all undercut features were distinguished, and the parting line and parting surface were confirmed accordingly.
   通过侧凹特征的判别确定模具的优化脱模方向，并确定模具的分型线和分型面。