motion study
参考词典中motion study的常规释义：
基本释义
- n. 动作研究
英英解释
1个名词解释
- an analysis of a specific job in an effort to find the most efficient method in terms of time and effort
[同] motion study, time and motion study, time study, time-and-motion study, time-motion study, work study
点击查看……- an analysis of a specific job in an effort to find the most efficient method in terms of time and effort
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