cumulative gas累计产气量cumulativeadj.累积的；渐增的；（红利、利息等）累计的cumulative continuation rate累积续用率cumulative performance curve累积性能曲线cumulative frequency polygon累积频率直方图cumulative weight percentage累计重量百分比cumulative quantity discount累计购货量折扣cumulative frequency diagram累积频数图cumulative urinary excretion累积尿排泄cumulative water-oil ratio[经] 累积油水比； 含水比cumulative preference shares累积优先股cumulative liquid production累产液