machine operator efficiency

performance of an employee who operates industrial machinery

en-GB/məˈʃiːn ˈɒpəˌɹeɪtə ɪˈfɪʃənsɪ/
en-US/məˈʃin ˈɑpəˌɹeɪdɚ ɪˈfɪʃənsi/

カテゴリ：

efficiency