时间: time; hour比例: scale; scaling标度: scale; dial; division变化: change; variety; transformat ...时间比例尺: time scale ratio快速时间比例: fast time scale时间比例控制: time proportioning control时间比例作用: time scale action横向时间比例尺: horizontal time scale; hts时变时间比例尺: time-varying time scale时间比例控制器: time proportioning controller比例标尺: ratio scale开关时间比例控制器: on-off time proportioning controller时间比: time ratio; timeratio标度变换: scale conversion标度变换法: scale transformation准备金比例标准: reserve ratio test开敞空间比例: open space ratio工作时间比: working time ratio故障时间比: down time ratio开关时间比: on off ratio; on off time ratio; on-off ratio; on-off time ratio可用时间比: serviceability ratio控球时间比: ball possession percentage时间比较仪: chronocomparator; time comparator; time interval comparator时间比控制: time rate control
