According to the result of RPE, the fatigue degree of the right wrist is less when using the brush with auxiliary-handle in all simulation scenarios.

• 但在主观知觉评量方面，五种作业情境都显示，有辅助握把在进行模拟刷洗飞机时右手腕的疲劳程度较没有辅助握把来的低。