time and motion studies meaning in English

时间动作研究
时间和动作研究

Time and motion study
操作和工时的研究
Time and motion studies spring up with astonishing regularity in the academic circles of software engineering
时间和动作的研究提出了学术上软件工程周期的令人惊异的规律。
He conducted time and motion studies to optimize the use of physical skill to efficiently create products
他进行了时间和动作的研究，目的在于优化身体技能的使用，有效的创造产品。
Supervise a staff of industrial engineers engaged in establishing and verifying standard production rates using standard data or time and motion study methods
使用标准数据或时间以及动作研究方法的手段来建立以及检验标准生产率