专用件的英文

special purpose item

• 专用:    special use; for a ...
• 件:    piece; article; it ...
• 备用件:    appendage; keeping ...

例句与用法

1. System adopts dll technology to set up parts creating library and adopts different part creating strategies according to the different characteristic of standard parts and special - purpose parts
   系统采用visualbasic的dll部件技术建立模具零件生成库，并根据标准件和专用件的不同特点，采取了不同的零件生成策略。