norm of working hour〔名词〕工时定额详细»
工时定额norm of working hour详细»
工时定额task time详细»
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工时定额prescription of man-hour norms;work hours quota;man-hour quota;norm of working hours;task time详细»
工时定额prescription of man-hour norms;work hours quota;man-hour quota;norm of working hours;task time详细»
工时定额norm of working hour;task tome详细»