高阶等差级数 arithmetic series of higher order
等差等比级数 arithmetrico-geometric series
等差条纹级数 isochromatic fringe values; Photoclasticity
富士达F等级Fujita等级 Fujita category
百分位数等级 percentile rank
等差-等比循环矩阵 The inverse matrices of cyclic matrices
等差-等比循环矩阵的逆矩阵 Arithmetrico-gepmetric cyclic matrices
等差数列 calculating formula; arithmetic progression; 153Sm-EDTMP
等差数列的公差 common difference
等级差 rank difference
等级差别 grade differential
等级级配 grade proportion
等级数集合分区 SPIHT
等级数量化 grade turned to quantity; grade-numberize
对数等级检定 log-rank tests
反差等级 contrast grade
复原就绪等级数据库 recovery-readiness-level database
高等级数字用户圈 HRDSL High Rate Digital Subscriber Loop
高阶等差数列 arithmetic progression of higher order; high-order arithmetical series; higher order arithmetic sequence