基于功能表面驱动与可拓工具的产品人机工程问题确定方法研究
白仲航,艾琳璟

Research on product ergonomics problem determination method based on functional surface drive and extension tools
Zhonghang BAI,Linjing AI
图8 电动割草机功能树
Fig.8 Functional tree of electric lawn mower