die design短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 模具设计 The cold forging procedure and die/span> design courseware helps and instructs people who engaged in cold forging die/span> design to understand cold forging process and die design profoundly. 开发冷锻工艺与模具设计多媒体教学软件旨在指导模具设计人员对冷锻工艺及冷锻模具的知识有比较系统的理解。 cnki