English translation for "时动研究"

time and motion study
time motion study
time-motion study
time-and-motion study

Similar Words：

"时调整簧" English translation, "时调整器" English translation, "时定" English translation, "时定数" English translation, "时冬" English translation, "时栋" English translation, "时毒" English translation, "时度" English translation, "时段" English translation, "时段(时间段)" English translation