design aids

• 自动设计工具,辅助设计工具

design aids的用法和样例：

例句

1. Experience in PWB technology and able to using PWB design tool for PWB design.
   了解线路板设计工具，了解线路板设计制造流程和技术。
2. Evidence of the effectiveness of narrative as a design tool is all around us.
   叙述作为一种设计工具带来的高效性的例子比比皆是。