design key设计要点designn.设计；图样；图案；目的v.设计；计划design thermal efficiency设计热效率design of teaching system教学系统设计Design for the Real World真实世界里的设计design layout and feature设计布置及特点design of parting surface分型面设计Design Calculation Review设计计算探讨Design Change Information设计更改情报design of network station网站设计design of orthogonal test正交实验设计design by stress analysis按应力分析设计