universal affirmative proposition
全称肯定命题;
universal cylindrical grinder universal cylindrical grinding machine universal external grinder
万能外圆磨床;
universal cylindrical grinder universal cylindrical grinding machine universal external grinder
万能外圆磨床;
universal cylindrical grinder universal cylindrical grinding machine universal external grinder
万能外圆磨床;
opinion proposition protest affirmation allegation aver claim contestation
主张;