可快速尋找最大值和最小值.兩種計(jì)數(shù)狀態(tài).可數(shù)據(jù)保持.可預(yù)置數(shù).312-101數(shù)顯百分表0-10 360.00312-1030-30 516.00312-1050-50 658.00312-101GA0-10 360.00312-101GB0-10 360.00312-103GA0-30 516.00312-103GB0-30 516.00312-101-100-10 360.00312-103-100-30 516.00312-105-100-50 658.00