每: every; each; per百万: million a very great number; ...缺点: shortcoming; defect; weak po ...数: frequently; repeatedly每百万缺点数管制图: defect parts per million control chart每百万单位的缺点数: dpm: defect per million每百万个机会的缺点数: defects per million opportunities, dpom; dpmo百万个机会的缺点数: dpmo指每百万: ppm:parts per million百件缺点数: defects per hundred单位缺点数: defects per unit; dpu平均缺点数: average number of defects每百万不良数: parts per million ppm缺点数管制图: number of defects control chart每百万人的点击数: reach per million users百万缺陷机会缺陷数: dpmo单位缺点数管制图: defects per unit contro chart就得每百万个机会的缺陷: dpmo每百万单位不良零件数: dppm: defective parts per million每百万单位缺陷机会: dpmo: defect(s) per million opportunity每百万立方英尺所含桶数: bmmcf每百万零件不合格数: defective parts per million dppm每百: pct percent; per centum表示每百万个产品的不良品率: ppm每百万标准立方英尺气中含油桶数: bblmmscf