the scientific study of people and their working conditions, especially done in order to improve effectiveness

A specialist in ergonomics will work with the team designing the production line in our new factory. 一位工效学专家将与这个团队一起工作来设计我们新工厂的生产线。

The ergonomics of the new office furniture have reduced eyestrain and back problems among the computer users. 新办公家具的设计安装运用了人类工程学原理，缓解了计算机使用者的视觉疲劳和背部病症的问题。